diff --git a/@tornado/sdk-chain/LICENSE.md b/@tornado/sdk-chain/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk-chain/LICENSE.md
+++ b/@tornado/sdk-chain/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk-chain/package.json b/@tornado/sdk-chain/package.json
index 1f1167d..7c25980 100644
--- a/@tornado/sdk-chain/package.json
+++ b/@tornado/sdk-chain/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk-chain",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK blockchain-ethers utilities.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-monorepo"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/@tornado/sdk-chain/src/deth/RelayerRegistry.ts b/@tornado/sdk-chain/src/deth/RelayerRegistry.ts
new file mode 100644
index 0000000..9c89b57
--- /dev/null
+++ b/@tornado/sdk-chain/src/deth/RelayerRegistry.ts
@@ -0,0 +1,875 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils
+} from 'ethers'
+import type { FunctionFragment, Result, EventFragment } from '@ethersproject/abi'
+import type { Listener, Provider } from '@ethersproject/providers'
+import type { TypedEventFilter, TypedEvent, TypedListener, OnEvent, PromiseOrValue } from './common'
+
+export interface RelayerRegistryInterface extends utils.Interface {
+  functions: {
+    'bulkResolve(bytes32[])': FunctionFragment
+    'burn(address,address,address)': FunctionFragment
+    'ens()': FunctionFragment
+    'feeManager()': FunctionFragment
+    'getRelayerBalance(address)': FunctionFragment
+    'getRelayerEnsHash(address)': FunctionFragment
+    'governance()': FunctionFragment
+    'initialize(bytes32)': FunctionFragment
+    'isRelayer(address)': FunctionFragment
+    'isRelayerRegistered(address,address)': FunctionFragment
+    'minStakeAmount()': FunctionFragment
+    'nullifyBalance(address)': FunctionFragment
+    'register(string,uint256,address[])': FunctionFragment
+    'registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'registerWorker(address,address)': FunctionFragment
+    'relayers(address)': FunctionFragment
+    'resolve(bytes32)': FunctionFragment
+    'setMinStakeAmount(uint256)': FunctionFragment
+    'setTornadoRouter(address)': FunctionFragment
+    'stakeToRelayer(address,uint256)': FunctionFragment
+    'stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'staking()': FunctionFragment
+    'torn()': FunctionFragment
+    'tornadoRouter()': FunctionFragment
+    'unregisterWorker(address)': FunctionFragment
+    'workers(address)': FunctionFragment
+  }
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | 'bulkResolve'
+      | 'burn'
+      | 'ens'
+      | 'feeManager'
+      | 'getRelayerBalance'
+      | 'getRelayerEnsHash'
+      | 'governance'
+      | 'initialize'
+      | 'isRelayer'
+      | 'isRelayerRegistered'
+      | 'minStakeAmount'
+      | 'nullifyBalance'
+      | 'register'
+      | 'registerPermit'
+      | 'registerWorker'
+      | 'relayers'
+      | 'resolve'
+      | 'setMinStakeAmount'
+      | 'setTornadoRouter'
+      | 'stakeToRelayer'
+      | 'stakeToRelayerPermit'
+      | 'staking'
+      | 'torn'
+      | 'tornadoRouter'
+      | 'unregisterWorker'
+      | 'workers'
+  ): FunctionFragment
+
+  encodeFunctionData(functionFragment: 'bulkResolve', values: [PromiseOrValue<BytesLike>[]]): string
+  encodeFunctionData(
+    functionFragment: 'burn',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'ens', values?: undefined): string
+  encodeFunctionData(functionFragment: 'feeManager', values?: undefined): string
+  encodeFunctionData(functionFragment: 'getRelayerBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'getRelayerEnsHash', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'governance', values?: undefined): string
+  encodeFunctionData(functionFragment: 'initialize', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'isRelayer', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'isRelayerRegistered',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'minStakeAmount', values?: undefined): string
+  encodeFunctionData(functionFragment: 'nullifyBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'register',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>, PromiseOrValue<string>[]]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerWorker',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'relayers', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'resolve', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'setMinStakeAmount', values: [PromiseOrValue<BigNumberish>]): string
+  encodeFunctionData(functionFragment: 'setTornadoRouter', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayer',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(functionFragment: 'staking', values?: undefined): string
+  encodeFunctionData(functionFragment: 'torn', values?: undefined): string
+  encodeFunctionData(functionFragment: 'tornadoRouter', values?: undefined): string
+  encodeFunctionData(functionFragment: 'unregisterWorker', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'workers', values: [PromiseOrValue<string>]): string
+
+  decodeFunctionResult(functionFragment: 'bulkResolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'burn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'ens', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'feeManager', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerEnsHash', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'governance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'initialize', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayerRegistered', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'minStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'nullifyBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'register', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'relayers', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'resolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setMinStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setTornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'staking', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'torn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'tornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'unregisterWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'workers', data: BytesLike): Result
+
+  events: {
+    'MinimumStakeAmount(uint256)': EventFragment
+    'RelayerBalanceNullified(address)': EventFragment
+    'RelayerRegistered(bytes32,string,address,uint256)': EventFragment
+    'RouterRegistered(address)': EventFragment
+    'StakeAddedToRelayer(address,uint256)': EventFragment
+    'StakeBurned(address,uint256)': EventFragment
+    'WorkerRegistered(address,address)': EventFragment
+    'WorkerUnregistered(address,address)': EventFragment
+  }
+
+  getEvent(nameOrSignatureOrTopic: 'MinimumStakeAmount'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerBalanceNullified'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RouterRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeAddedToRelayer'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeBurned'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerUnregistered'): EventFragment
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber
+}
+export type MinimumStakeAmountEvent = TypedEvent<[BigNumber], MinimumStakeAmountEventObject>
+
+export type MinimumStakeAmountEventFilter = TypedEventFilter<MinimumStakeAmountEvent>
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<[string], RelayerBalanceNullifiedEventObject>
+
+export type RelayerBalanceNullifiedEventFilter = TypedEventFilter<RelayerBalanceNullifiedEvent>
+
+export interface RelayerRegisteredEventObject {
+  relayer: string
+  ensName: string
+  relayerAddress: string
+  stakedAmount: BigNumber
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>
+
+export type RelayerRegisteredEventFilter = TypedEventFilter<RelayerRegisteredEvent>
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string
+}
+export type RouterRegisteredEvent = TypedEvent<[string], RouterRegisteredEventObject>
+
+export type RouterRegisteredEventFilter = TypedEventFilter<RouterRegisteredEvent>
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string
+  amountStakeAdded: BigNumber
+}
+export type StakeAddedToRelayerEvent = TypedEvent<[string, BigNumber], StakeAddedToRelayerEventObject>
+
+export type StakeAddedToRelayerEventFilter = TypedEventFilter<StakeAddedToRelayerEvent>
+
+export interface StakeBurnedEventObject {
+  relayer: string
+  amountBurned: BigNumber
+}
+export type StakeBurnedEvent = TypedEvent<[string, BigNumber], StakeBurnedEventObject>
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>
+
+export interface WorkerRegisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerRegisteredEvent = TypedEvent<[string, string], WorkerRegisteredEventObject>
+
+export type WorkerRegisteredEventFilter = TypedEventFilter<WorkerRegisteredEvent>
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerUnregisteredEvent = TypedEvent<[string, string], WorkerUnregisteredEventObject>
+
+export type WorkerUnregisteredEventFilter = TypedEventFilter<WorkerUnregisteredEvent>
+
+export interface RelayerRegistry extends BaseContract {
+  contractName: 'RelayerRegistry'
+
+  connect(signerOrProvider: Signer | Provider | string): this
+  attach(addressOrName: string): this
+  deployed(): Promise<this>
+
+  interface: RelayerRegistryInterface
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>
+
+  listeners<TEvent extends TypedEvent>(eventFilter?: TypedEventFilter<TEvent>): Array<TypedListener<TEvent>>
+  listeners(eventName?: string): Array<Listener>
+  removeAllListeners<TEvent extends TypedEvent>(eventFilter: TypedEventFilter<TEvent>): this
+  removeAllListeners(eventName?: string): this
+  off: OnEvent<this>
+  on: OnEvent<this>
+  once: OnEvent<this>
+  removeListener: OnEvent<this>
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    ens(overrides?: CallOverrides): Promise<[string]>
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[BigNumber]>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+
+    governance(overrides?: CallOverrides): Promise<[string]>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[boolean]>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<[string]>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    staking(overrides?: CallOverrides): Promise<[string]>
+
+    torn(overrides?: CallOverrides): Promise<[string]>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+  }
+
+  bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  ens(overrides?: CallOverrides): Promise<string>
+
+  feeManager(overrides?: CallOverrides): Promise<string>
+
+  getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+  getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  governance(overrides?: CallOverrides): Promise<string>
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+  resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  staking(overrides?: CallOverrides): Promise<string>
+
+  torn(overrides?: CallOverrides): Promise<string>
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  callStatic: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    ens(overrides?: CallOverrides): Promise<string>
+
+    feeManager(overrides?: CallOverrides): Promise<string>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+    governance(overrides?: CallOverrides): Promise<string>
+
+    initialize(_tornadoRouter: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<void>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+    setMinStakeAmount(minAmount: PromiseOrValue<BigNumberish>, overrides?: CallOverrides): Promise<void>
+
+    setTornadoRouter(tornadoRouterAddress: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    staking(overrides?: CallOverrides): Promise<string>
+
+    torn(overrides?: CallOverrides): Promise<string>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+    unregisterWorker(worker: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+  }
+
+  filters: {
+    'MinimumStakeAmount(uint256)'(minStakeAmount?: null): MinimumStakeAmountEventFilter
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter
+
+    'RelayerBalanceNullified(address)'(relayer?: null): RelayerBalanceNullifiedEventFilter
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter
+
+    'RelayerRegistered(bytes32,string,address,uint256)'(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+
+    'RouterRegistered(address)'(tornadoRouter?: null): RouterRegisteredEventFilter
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter
+
+    'StakeAddedToRelayer(address,uint256)'(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter
+    StakeAddedToRelayer(relayer?: null, amountStakeAdded?: null): StakeAddedToRelayerEventFilter
+
+    'StakeBurned(address,uint256)'(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+
+    'WorkerRegistered(address,address)'(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+    WorkerRegistered(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+
+    'WorkerUnregistered(address,address)'(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+    WorkerUnregistered(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+  }
+
+  estimateGas: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<BigNumber>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<BigNumber>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+  }
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+  }
+}
diff --git a/@tornado/sdk-chain/src/deth/RelayerRegistryAbi.ts b/@tornado/sdk-chain/src/deth/RelayerRegistryAbi.ts
new file mode 100644
index 0000000..6b461d0
--- /dev/null
+++ b/@tornado/sdk-chain/src/deth/RelayerRegistryAbi.ts
@@ -0,0 +1,875 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils
+} from 'ethers'
+import type { FunctionFragment, Result, EventFragment } from '@ethersproject/abi'
+import type { Listener, Provider } from '@ethersproject/providers'
+import type { TypedEventFilter, TypedEvent, TypedListener, OnEvent, PromiseOrValue } from './common'
+
+export interface RelayerRegistryAbiInterface extends utils.Interface {
+  functions: {
+    'bulkResolve(bytes32[])': FunctionFragment
+    'burn(address,address,address)': FunctionFragment
+    'ens()': FunctionFragment
+    'feeManager()': FunctionFragment
+    'getRelayerBalance(address)': FunctionFragment
+    'getRelayerEnsHash(address)': FunctionFragment
+    'governance()': FunctionFragment
+    'initialize(bytes32)': FunctionFragment
+    'isRelayer(address)': FunctionFragment
+    'isRelayerRegistered(address,address)': FunctionFragment
+    'minStakeAmount()': FunctionFragment
+    'nullifyBalance(address)': FunctionFragment
+    'register(string,uint256,address[])': FunctionFragment
+    'registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'registerWorker(address,address)': FunctionFragment
+    'relayers(address)': FunctionFragment
+    'resolve(bytes32)': FunctionFragment
+    'setMinStakeAmount(uint256)': FunctionFragment
+    'setTornadoRouter(address)': FunctionFragment
+    'stakeToRelayer(address,uint256)': FunctionFragment
+    'stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'staking()': FunctionFragment
+    'torn()': FunctionFragment
+    'tornadoRouter()': FunctionFragment
+    'unregisterWorker(address)': FunctionFragment
+    'workers(address)': FunctionFragment
+  }
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | 'bulkResolve'
+      | 'burn'
+      | 'ens'
+      | 'feeManager'
+      | 'getRelayerBalance'
+      | 'getRelayerEnsHash'
+      | 'governance'
+      | 'initialize'
+      | 'isRelayer'
+      | 'isRelayerRegistered'
+      | 'minStakeAmount'
+      | 'nullifyBalance'
+      | 'register'
+      | 'registerPermit'
+      | 'registerWorker'
+      | 'relayers'
+      | 'resolve'
+      | 'setMinStakeAmount'
+      | 'setTornadoRouter'
+      | 'stakeToRelayer'
+      | 'stakeToRelayerPermit'
+      | 'staking'
+      | 'torn'
+      | 'tornadoRouter'
+      | 'unregisterWorker'
+      | 'workers'
+  ): FunctionFragment
+
+  encodeFunctionData(functionFragment: 'bulkResolve', values: [PromiseOrValue<BytesLike>[]]): string
+  encodeFunctionData(
+    functionFragment: 'burn',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'ens', values?: undefined): string
+  encodeFunctionData(functionFragment: 'feeManager', values?: undefined): string
+  encodeFunctionData(functionFragment: 'getRelayerBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'getRelayerEnsHash', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'governance', values?: undefined): string
+  encodeFunctionData(functionFragment: 'initialize', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'isRelayer', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'isRelayerRegistered',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'minStakeAmount', values?: undefined): string
+  encodeFunctionData(functionFragment: 'nullifyBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'register',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>, PromiseOrValue<string>[]]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerWorker',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'relayers', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'resolve', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'setMinStakeAmount', values: [PromiseOrValue<BigNumberish>]): string
+  encodeFunctionData(functionFragment: 'setTornadoRouter', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayer',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(functionFragment: 'staking', values?: undefined): string
+  encodeFunctionData(functionFragment: 'torn', values?: undefined): string
+  encodeFunctionData(functionFragment: 'tornadoRouter', values?: undefined): string
+  encodeFunctionData(functionFragment: 'unregisterWorker', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'workers', values: [PromiseOrValue<string>]): string
+
+  decodeFunctionResult(functionFragment: 'bulkResolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'burn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'ens', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'feeManager', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerEnsHash', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'governance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'initialize', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayerRegistered', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'minStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'nullifyBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'register', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'relayers', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'resolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setMinStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setTornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'staking', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'torn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'tornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'unregisterWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'workers', data: BytesLike): Result
+
+  events: {
+    'MinimumStakeAmount(uint256)': EventFragment
+    'RelayerBalanceNullified(address)': EventFragment
+    'RelayerRegistered(bytes32,string,address,uint256)': EventFragment
+    'RouterRegistered(address)': EventFragment
+    'StakeAddedToRelayer(address,uint256)': EventFragment
+    'StakeBurned(address,uint256)': EventFragment
+    'WorkerRegistered(address,address)': EventFragment
+    'WorkerUnregistered(address,address)': EventFragment
+  }
+
+  getEvent(nameOrSignatureOrTopic: 'MinimumStakeAmount'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerBalanceNullified'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RouterRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeAddedToRelayer'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeBurned'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerUnregistered'): EventFragment
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber
+}
+export type MinimumStakeAmountEvent = TypedEvent<[BigNumber], MinimumStakeAmountEventObject>
+
+export type MinimumStakeAmountEventFilter = TypedEventFilter<MinimumStakeAmountEvent>
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<[string], RelayerBalanceNullifiedEventObject>
+
+export type RelayerBalanceNullifiedEventFilter = TypedEventFilter<RelayerBalanceNullifiedEvent>
+
+export interface RelayerRegisteredEventObject {
+  relayer: string
+  ensName: string
+  relayerAddress: string
+  stakedAmount: BigNumber
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>
+
+export type RelayerRegisteredEventFilter = TypedEventFilter<RelayerRegisteredEvent>
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string
+}
+export type RouterRegisteredEvent = TypedEvent<[string], RouterRegisteredEventObject>
+
+export type RouterRegisteredEventFilter = TypedEventFilter<RouterRegisteredEvent>
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string
+  amountStakeAdded: BigNumber
+}
+export type StakeAddedToRelayerEvent = TypedEvent<[string, BigNumber], StakeAddedToRelayerEventObject>
+
+export type StakeAddedToRelayerEventFilter = TypedEventFilter<StakeAddedToRelayerEvent>
+
+export interface StakeBurnedEventObject {
+  relayer: string
+  amountBurned: BigNumber
+}
+export type StakeBurnedEvent = TypedEvent<[string, BigNumber], StakeBurnedEventObject>
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>
+
+export interface WorkerRegisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerRegisteredEvent = TypedEvent<[string, string], WorkerRegisteredEventObject>
+
+export type WorkerRegisteredEventFilter = TypedEventFilter<WorkerRegisteredEvent>
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerUnregisteredEvent = TypedEvent<[string, string], WorkerUnregisteredEventObject>
+
+export type WorkerUnregisteredEventFilter = TypedEventFilter<WorkerUnregisteredEvent>
+
+export interface RelayerRegistryAbi extends BaseContract {
+  contractName: 'RelayerRegistryAbi'
+
+  connect(signerOrProvider: Signer | Provider | string): this
+  attach(addressOrName: string): this
+  deployed(): Promise<this>
+
+  interface: RelayerRegistryAbiInterface
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>
+
+  listeners<TEvent extends TypedEvent>(eventFilter?: TypedEventFilter<TEvent>): Array<TypedListener<TEvent>>
+  listeners(eventName?: string): Array<Listener>
+  removeAllListeners<TEvent extends TypedEvent>(eventFilter: TypedEventFilter<TEvent>): this
+  removeAllListeners(eventName?: string): this
+  off: OnEvent<this>
+  on: OnEvent<this>
+  once: OnEvent<this>
+  removeListener: OnEvent<this>
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    ens(overrides?: CallOverrides): Promise<[string]>
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[BigNumber]>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+
+    governance(overrides?: CallOverrides): Promise<[string]>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[boolean]>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<[string]>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    staking(overrides?: CallOverrides): Promise<[string]>
+
+    torn(overrides?: CallOverrides): Promise<[string]>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+  }
+
+  bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  ens(overrides?: CallOverrides): Promise<string>
+
+  feeManager(overrides?: CallOverrides): Promise<string>
+
+  getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+  getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  governance(overrides?: CallOverrides): Promise<string>
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+  resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  staking(overrides?: CallOverrides): Promise<string>
+
+  torn(overrides?: CallOverrides): Promise<string>
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  callStatic: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    ens(overrides?: CallOverrides): Promise<string>
+
+    feeManager(overrides?: CallOverrides): Promise<string>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+    governance(overrides?: CallOverrides): Promise<string>
+
+    initialize(_tornadoRouter: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<void>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+    setMinStakeAmount(minAmount: PromiseOrValue<BigNumberish>, overrides?: CallOverrides): Promise<void>
+
+    setTornadoRouter(tornadoRouterAddress: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    staking(overrides?: CallOverrides): Promise<string>
+
+    torn(overrides?: CallOverrides): Promise<string>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+    unregisterWorker(worker: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+  }
+
+  filters: {
+    'MinimumStakeAmount(uint256)'(minStakeAmount?: null): MinimumStakeAmountEventFilter
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter
+
+    'RelayerBalanceNullified(address)'(relayer?: null): RelayerBalanceNullifiedEventFilter
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter
+
+    'RelayerRegistered(bytes32,string,address,uint256)'(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+
+    'RouterRegistered(address)'(tornadoRouter?: null): RouterRegisteredEventFilter
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter
+
+    'StakeAddedToRelayer(address,uint256)'(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter
+    StakeAddedToRelayer(relayer?: null, amountStakeAdded?: null): StakeAddedToRelayerEventFilter
+
+    'StakeBurned(address,uint256)'(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+
+    'WorkerRegistered(address,address)'(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+    WorkerRegistered(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+
+    'WorkerUnregistered(address,address)'(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+    WorkerUnregistered(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+  }
+
+  estimateGas: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<BigNumber>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<BigNumber>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+  }
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+  }
+}
diff --git a/@tornado/sdk-chain/src/deth/factories/RelayerRegistryAbi__factory.ts b/@tornado/sdk-chain/src/deth/factories/RelayerRegistryAbi__factory.ts
new file mode 100644
index 0000000..7a7a8c0
--- /dev/null
+++ b/@tornado/sdk-chain/src/deth/factories/RelayerRegistryAbi__factory.ts
@@ -0,0 +1,688 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from 'ethers'
+import type { Provider } from '@ethersproject/providers'
+import type { RelayerRegistryAbi, RelayerRegistryAbiInterface } from '../RelayerRegistryAbi'
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '_torn',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_governance',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_ens',
+        type: 'address'
+      },
+      {
+        internalType: 'bytes32',
+        name: '_staking',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: '_feeManager',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'nonpayable',
+    type: 'constructor'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'minStakeAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'MinimumStakeAmount',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'RelayerBalanceNullified',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'bytes32',
+        name: 'relayer',
+        type: 'bytes32'
+      },
+      {
+        indexed: false,
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayerAddress',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'stakedAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'RelayerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'tornadoRouter',
+        type: 'address'
+      }
+    ],
+    name: 'RouterRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountStakeAdded',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeAddedToRelayer',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountBurned',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeBurned',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerUnregistered',
+    type: 'event'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32[]',
+        name: 'domains',
+        type: 'bytes32[]'
+      }
+    ],
+    name: 'bulkResolve',
+    outputs: [
+      {
+        internalType: 'address[]',
+        name: 'result',
+        type: 'address[]'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'sender',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'contract ITornadoInstance',
+        name: 'pool',
+        type: 'address'
+      }
+    ],
+    name: 'burn',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'ens',
+    outputs: [
+      {
+        internalType: 'contract IENS',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'feeManager',
+    outputs: [
+      {
+        internalType: 'contract FeeManager',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerBalance',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerEnsHash',
+    outputs: [
+      {
+        internalType: 'bytes32',
+        name: '',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'governance',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: '_tornadoRouter',
+        type: 'bytes32'
+      }
+    ],
+    name: 'initialize',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayer',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayerRegistered',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'minStakeAmount',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'nullifyBalance',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      }
+    ],
+    name: 'register',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'registerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'registerWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'relayers',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: 'balance',
+        type: 'uint256'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'ensHash',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: 'node',
+        type: 'bytes32'
+      }
+    ],
+    name: 'resolve',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'uint256',
+        name: 'minAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'setMinStakeAmount',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'tornadoRouterAddress',
+        type: 'address'
+      }
+    ],
+    name: 'setTornadoRouter',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      }
+    ],
+    name: 'stakeToRelayer',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address',
+        name: 'staker',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'stakeToRelayerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'staking',
+    outputs: [
+      {
+        internalType: 'contract ITornadoStakingRewards',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'torn',
+    outputs: [
+      {
+        internalType: 'contract TORN',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'tornadoRouter',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'unregisterWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'workers',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  }
+] as const
+
+export class RelayerRegistryAbi__factory {
+  static readonly abi = _abi
+  static createInterface(): RelayerRegistryAbiInterface {
+    return new utils.Interface(_abi) as RelayerRegistryAbiInterface
+  }
+  static connect(address: string, signerOrProvider: Signer | Provider): RelayerRegistryAbi {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistryAbi
+  }
+}
diff --git a/@tornado/sdk-chain/src/deth/factories/RelayerRegistry__factory.ts b/@tornado/sdk-chain/src/deth/factories/RelayerRegistry__factory.ts
new file mode 100644
index 0000000..e63e8f0
--- /dev/null
+++ b/@tornado/sdk-chain/src/deth/factories/RelayerRegistry__factory.ts
@@ -0,0 +1,744 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import { Signer, utils, Contract, ContractFactory, Overrides } from 'ethers'
+import type { Provider, TransactionRequest } from '@ethersproject/providers'
+import type { PromiseOrValue } from '../common'
+import type { RelayerRegistry, RelayerRegistryInterface } from '../RelayerRegistry'
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '_torn',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_governance',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_ens',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_staking',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_feeManager',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'nonpayable',
+    type: 'constructor'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'minStakeAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'MinimumStakeAmount',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'RelayerBalanceNullified',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'bytes32',
+        name: 'relayer',
+        type: 'bytes32'
+      },
+      {
+        indexed: false,
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayerAddress',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'stakedAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'RelayerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'tornadoRouter',
+        type: 'address'
+      }
+    ],
+    name: 'RouterRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountStakeAdded',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeAddedToRelayer',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountBurned',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeBurned',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerUnregistered',
+    type: 'event'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32[]',
+        name: 'domains',
+        type: 'bytes32[]'
+      }
+    ],
+    name: 'bulkResolve',
+    outputs: [
+      {
+        internalType: 'address[]',
+        name: 'result',
+        type: 'address[]'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'sender',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'contract ITornadoInstance',
+        name: 'pool',
+        type: 'address'
+      }
+    ],
+    name: 'burn',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'ens',
+    outputs: [
+      {
+        internalType: 'contract IENS',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'feeManager',
+    outputs: [
+      {
+        internalType: 'contract IFeeManager',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerBalance',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerEnsHash',
+    outputs: [
+      {
+        internalType: 'bytes32',
+        name: '',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'governance',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: '_tornadoRouter',
+        type: 'bytes32'
+      }
+    ],
+    name: 'initialize',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayer',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayerRegistered',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'minStakeAmount',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'nullifyBalance',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      }
+    ],
+    name: 'register',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'registerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'registerWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'relayers',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: 'balance',
+        type: 'uint256'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'ensHash',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: 'node',
+        type: 'bytes32'
+      }
+    ],
+    name: 'resolve',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'uint256',
+        name: 'minAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'setMinStakeAmount',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'tornadoRouterAddress',
+        type: 'address'
+      }
+    ],
+    name: 'setTornadoRouter',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      }
+    ],
+    name: 'stakeToRelayer',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address',
+        name: 'staker',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'stakeToRelayerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'staking',
+    outputs: [
+      {
+        internalType: 'contract TornadoStakingRewards',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'torn',
+    outputs: [
+      {
+        internalType: 'contract TORN',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'tornadoRouter',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'unregisterWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'workers',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  }
+] as const
+
+const _bytecode =
+  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+
+type RelayerRegistryConstructorParams = [signer?: Signer] | ConstructorParameters<typeof ContractFactory>
+
+const isSuperArgs = (
+  xs: RelayerRegistryConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => xs.length > 1
+
+export class RelayerRegistry__factory extends ContractFactory {
+  constructor(...args: RelayerRegistryConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args)
+    } else {
+      super(_abi, _bytecode, args[0])
+    }
+    this.contractName = 'RelayerRegistry'
+  }
+
+  override deploy(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<RelayerRegistry> {
+    return super.deploy(
+      _torn,
+      _governance,
+      _ens,
+      _staking,
+      _feeManager,
+      overrides || {}
+    ) as Promise<RelayerRegistry>
+  }
+  override getDeployTransaction(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(_torn, _governance, _ens, _staking, _feeManager, overrides || {})
+  }
+  override attach(address: string): RelayerRegistry {
+    return super.attach(address) as RelayerRegistry
+  }
+  override connect(signer: Signer): RelayerRegistry__factory {
+    return super.connect(signer) as RelayerRegistry__factory
+  }
+  static readonly contractName: 'RelayerRegistry'
+
+  public readonly contractName: 'RelayerRegistry'
+
+  static readonly bytecode = _bytecode
+  static readonly abi = _abi
+  static createInterface(): RelayerRegistryInterface {
+    return new utils.Interface(_abi) as RelayerRegistryInterface
+  }
+  static connect(address: string, signerOrProvider: Signer | Provider): RelayerRegistry {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistry
+  }
+}
diff --git a/@tornado/sdk-chain/src/deth/factories/index.ts b/@tornado/sdk-chain/src/deth/factories/index.ts
index 2486699..03f8162 100644
--- a/@tornado/sdk-chain/src/deth/factories/index.ts
+++ b/@tornado/sdk-chain/src/deth/factories/index.ts
@@ -7,5 +7,6 @@ export { ERC20Tornado__factory } from './ERC20Tornado__factory'
 export { ETHTornado__factory } from './ETHTornado__factory'
 export { Multicall3Contract__factory } from './Multicall3Contract__factory'
 export { MulticallContract__factory } from './MulticallContract__factory'
+export { RelayerRegistry__factory } from './RelayerRegistry__factory'
 export { TornadoInstance__factory } from './TornadoInstance__factory'
 export { TornadoProxy__factory } from './TornadoProxy__factory'
diff --git a/@tornado/sdk-chain/src/deth/index.ts b/@tornado/sdk-chain/src/deth/index.ts
index f4054d7..947cf49 100644
--- a/@tornado/sdk-chain/src/deth/index.ts
+++ b/@tornado/sdk-chain/src/deth/index.ts
@@ -7,6 +7,7 @@ export type { ERC20Tornado } from './ERC20Tornado'
 export type { ETHTornado } from './ETHTornado'
 export type { Multicall3Contract } from './Multicall3Contract'
 export type { MulticallContract } from './MulticallContract'
+export type { RelayerRegistry } from './RelayerRegistry'
 export type { TornadoInstance } from './TornadoInstance'
 export type { TornadoProxy } from './TornadoProxy'
 export * as factories from './factories'
@@ -16,5 +17,6 @@ export { ERC20Tornado__factory } from './factories/ERC20Tornado__factory'
 export { ETHTornado__factory } from './factories/ETHTornado__factory'
 export { Multicall3Contract__factory } from './factories/Multicall3Contract__factory'
 export { MulticallContract__factory } from './factories/MulticallContract__factory'
+export { RelayerRegistry__factory } from './factories/RelayerRegistry__factory'
 export { TornadoInstance__factory } from './factories/TornadoInstance__factory'
 export { TornadoProxy__factory } from './factories/TornadoProxy__factory'
diff --git a/@tornado/sdk-chain/src/index.ts b/@tornado/sdk-chain/src/index.ts
index f792462..13a7421 100644
--- a/@tornado/sdk-chain/src/index.ts
+++ b/@tornado/sdk-chain/src/index.ts
@@ -3,7 +3,7 @@ import { MarkOptional, DeepRequired } from 'ts-essentials'
 
 // External modules
 import EventEmitter from 'events'
-import { randomBytes } from 'crypto'
+import { randomBytes, sign } from 'crypto'
 import { TransactionRequest } from '@ethersproject/abstract-provider'
 import {
   EventFilter,
@@ -27,12 +27,14 @@ import {
   TornadoProxy,
   ERC20,
   ERC20__factory,
+  RelayerRegistry,
+  RelayerRegistry__factory,
   Multicall3Contract__factory
 } from './deth'
 import { Multicall3 } from './deth/Multicall3Contract'
 
 // Local modules
-import { Onchain, Cache, Docs } from '@tornado/sdk-data'
+import { Onchain, Cache, Docs, Options as DataOptions } from '@tornado/sdk-data'
 import { ErrorUtils, HexUtils, AsyncUtils } from '@tornado/sdk-utils'
 
 // @ts-ignore
@@ -40,7 +42,13 @@ import { parseIndexableString } from 'pouchdb-collate'
 
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~  DECLARATIONS (MUST BE INLINED) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-export type TornadoContracts = TornadoInstance | TornadoProxy | ETHTornado | ERC20Tornado | ERC20
+export type TornadoContracts =
+  | TornadoInstance
+  | TornadoProxy
+  | ETHTornado
+  | ERC20Tornado
+  | ERC20
+  | RelayerRegistry
 
 export namespace Options {
   export interface Sync {
@@ -51,9 +59,9 @@ export namespace Options {
     concurrencyLimit?: number
     msTimeout?: number
     listenForEvents?: boolean
-    persistentCache?: true
-    cacheAdapter?: string
   }
+
+  export type Cache = DataOptions.Cache
 }
 
 // We use a vanilla provider here, but in reality we will probably
@@ -201,6 +209,8 @@ export namespace Contracts {
       return ETHTornado__factory.connect(address, signerOrProvider) as C
     } else if (name == 'ERC20Tornado') {
       return ERC20Tornado__factory.connect(address, signerOrProvider) as C
+    } else if (name == 'RelayerRegistry') {
+      return RelayerRegistry__factory.connect(address, signerOrProvider) as C
     } else {
       return ERC20__factory.connect(address, signerOrProvider) as C
     }
@@ -220,6 +230,20 @@ export namespace Contracts {
     return contractMap.get(`TornadoProxy${network}`) as TornadoProxy
   }
 
+  export function getRegistry(signerOrProvider: Signer | Provider, network?: string): RelayerRegistry {
+    const key = `RelayerRegistry${network}`
+    if (!contractMap.has(key))
+      contractMap.set(
+        key,
+        _getContract<RelayerRegistry>(
+          'RelayerRegistry',
+          Onchain.getRegistryAddressSync(network),
+          signerOrProvider
+        )
+      )
+    return contractMap.get(key) as RelayerRegistry
+  }
+
   export function getInstance(
     network: string,
     token: string,
@@ -259,6 +283,13 @@ export namespace Contracts {
 }
 
 export abstract class Synchronizer extends EventEmitter {
+  caches: Map<string, Cache.Syncable<Docs.Base>>
+
+  constructor() {
+    super()
+    this.caches = new Map<string, Cache.Syncable<Docs.Base>>()
+  }
+
   async sync(
     eventName: string,
     filter: EventFilter,
@@ -266,7 +297,7 @@ export abstract class Synchronizer extends EventEmitter {
     cache: Cache.Syncable<Docs.Base>,
     options?: Options.Sync
   ): Promise<void> {
-    const _options = await this._populateSyncOptions(options)
+    const _options = await this._populateSyncOptions(options ?? {})
 
     // Assign pooler
     cache.initializePooler(cache.getCallbacks(contract), cache.getErrorHandlers(), _options.concurrencyLimit)
@@ -284,6 +315,9 @@ export abstract class Synchronizer extends EventEmitter {
       _options.blockDelta = _options.blockDivisor
         ? Math.floor((_options.targetBlock - _options.startBlock) / _options.blockDivisor)
         : _options.blockDelta
+
+      if (10_000 < _options.blockDelta)
+        throw ErrorUtils.getError('Synchronizer.sync: blockDelta must not be above 10,000!')
     }
 
     // Start synchronizing
@@ -348,6 +382,13 @@ export abstract class Synchronizer extends EventEmitter {
     await cache.db.bulkDocs(results).catch((err) => {
       throw ErrorUtils.ensureError(err)
     })
+
+    // Add cache if not present
+    if (!this.caches.has(cache.name)) this.caches.set(cache.name, cache)
+  }
+
+  loadCache<D extends Docs.Base, C extends Cache.Syncable<D> = Cache.Syncable<D>>(name: string): C {
+    return this.caches.get(name) as C
   }
 
   listenForEvents(
@@ -366,5 +407,53 @@ export abstract class Synchronizer extends EventEmitter {
     contract.off(event, listeners[listenerIndex])
   }
 
-  protected abstract _populateSyncOptions(options?: Options.Sync): Promise<DeepRequired<Options.Sync>>
+  protected async _populateSyncOptions(options: Options.Sync): Promise<DeepRequired<Options.Sync>> {
+    if (!options.targetBlock)
+      throw ErrorUtils.getError('Synchronizer._populateSyncOptions: targetBlock not set.')
+
+    if (!options.startBlock)
+      throw ErrorUtils.getError('Synchronizer._populateSyncOptions: startBlock not set.')
+
+    options.blockDelta =
+      options.blockDelta ??
+      (options.blockDivisor
+        ? Math.floor((options.targetBlock - options.startBlock) / options.blockDivisor)
+        : 10000)
+
+    if (10_000 < options.blockDelta)
+      throw ErrorUtils.getError('Synchronizer._populateSyncOptions: blockDelta must not be above 10,000!')
+
+    options.concurrencyLimit = options.concurrencyLimit ?? 8
+
+    options.msTimeout = options.msTimeout ?? 200 // 5 requests per second
+
+    options.listenForEvents = options.listenForEvents ?? false
+
+    return options as DeepRequired<Options.Sync>
+  }
+}
+
+export function syncErrorHandler(
+  err: Error,
+  numResolvedPromises: number,
+  callbackIndex: number,
+  orderIndex: number,
+  ...args: any[]
+): void {
+  err = ErrorUtils.ensureError<Error>(err)
+
+  if (err.message.match('context deadline exceeded'))
+    console.error(
+      ErrorUtils.getError(
+        `Context deadline exceeded, stop if more promises do not resolve. Resolved: ${numResolvedPromises}`
+      )
+    )
+  else if (err.message.match('Invalid JSON RPC'))
+    console.error(
+      ErrorUtils.getError(`Endpoint returned invalid value (we might be rate limited), retrying.`)
+    )
+  else {
+    err.message += `\nCallback args supplied: [${args.join(', ')}]\n`
+    throw err
+  }
 }
diff --git a/@tornado/sdk-core/LICENSE.md b/@tornado/sdk-core/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk-core/LICENSE.md
+++ b/@tornado/sdk-core/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk-core/package.json b/@tornado/sdk-core/package.json
index 158b459..35eba85 100644
--- a/@tornado/sdk-core/package.json
+++ b/@tornado/sdk-core/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk-core",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK core modules.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-monorepo"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/@tornado/sdk-core/src/deth/RelayerRegistry.ts b/@tornado/sdk-core/src/deth/RelayerRegistry.ts
new file mode 100644
index 0000000..9c89b57
--- /dev/null
+++ b/@tornado/sdk-core/src/deth/RelayerRegistry.ts
@@ -0,0 +1,875 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils
+} from 'ethers'
+import type { FunctionFragment, Result, EventFragment } from '@ethersproject/abi'
+import type { Listener, Provider } from '@ethersproject/providers'
+import type { TypedEventFilter, TypedEvent, TypedListener, OnEvent, PromiseOrValue } from './common'
+
+export interface RelayerRegistryInterface extends utils.Interface {
+  functions: {
+    'bulkResolve(bytes32[])': FunctionFragment
+    'burn(address,address,address)': FunctionFragment
+    'ens()': FunctionFragment
+    'feeManager()': FunctionFragment
+    'getRelayerBalance(address)': FunctionFragment
+    'getRelayerEnsHash(address)': FunctionFragment
+    'governance()': FunctionFragment
+    'initialize(bytes32)': FunctionFragment
+    'isRelayer(address)': FunctionFragment
+    'isRelayerRegistered(address,address)': FunctionFragment
+    'minStakeAmount()': FunctionFragment
+    'nullifyBalance(address)': FunctionFragment
+    'register(string,uint256,address[])': FunctionFragment
+    'registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'registerWorker(address,address)': FunctionFragment
+    'relayers(address)': FunctionFragment
+    'resolve(bytes32)': FunctionFragment
+    'setMinStakeAmount(uint256)': FunctionFragment
+    'setTornadoRouter(address)': FunctionFragment
+    'stakeToRelayer(address,uint256)': FunctionFragment
+    'stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'staking()': FunctionFragment
+    'torn()': FunctionFragment
+    'tornadoRouter()': FunctionFragment
+    'unregisterWorker(address)': FunctionFragment
+    'workers(address)': FunctionFragment
+  }
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | 'bulkResolve'
+      | 'burn'
+      | 'ens'
+      | 'feeManager'
+      | 'getRelayerBalance'
+      | 'getRelayerEnsHash'
+      | 'governance'
+      | 'initialize'
+      | 'isRelayer'
+      | 'isRelayerRegistered'
+      | 'minStakeAmount'
+      | 'nullifyBalance'
+      | 'register'
+      | 'registerPermit'
+      | 'registerWorker'
+      | 'relayers'
+      | 'resolve'
+      | 'setMinStakeAmount'
+      | 'setTornadoRouter'
+      | 'stakeToRelayer'
+      | 'stakeToRelayerPermit'
+      | 'staking'
+      | 'torn'
+      | 'tornadoRouter'
+      | 'unregisterWorker'
+      | 'workers'
+  ): FunctionFragment
+
+  encodeFunctionData(functionFragment: 'bulkResolve', values: [PromiseOrValue<BytesLike>[]]): string
+  encodeFunctionData(
+    functionFragment: 'burn',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'ens', values?: undefined): string
+  encodeFunctionData(functionFragment: 'feeManager', values?: undefined): string
+  encodeFunctionData(functionFragment: 'getRelayerBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'getRelayerEnsHash', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'governance', values?: undefined): string
+  encodeFunctionData(functionFragment: 'initialize', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'isRelayer', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'isRelayerRegistered',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'minStakeAmount', values?: undefined): string
+  encodeFunctionData(functionFragment: 'nullifyBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'register',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>, PromiseOrValue<string>[]]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerWorker',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'relayers', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'resolve', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'setMinStakeAmount', values: [PromiseOrValue<BigNumberish>]): string
+  encodeFunctionData(functionFragment: 'setTornadoRouter', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayer',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(functionFragment: 'staking', values?: undefined): string
+  encodeFunctionData(functionFragment: 'torn', values?: undefined): string
+  encodeFunctionData(functionFragment: 'tornadoRouter', values?: undefined): string
+  encodeFunctionData(functionFragment: 'unregisterWorker', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'workers', values: [PromiseOrValue<string>]): string
+
+  decodeFunctionResult(functionFragment: 'bulkResolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'burn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'ens', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'feeManager', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerEnsHash', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'governance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'initialize', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayerRegistered', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'minStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'nullifyBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'register', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'relayers', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'resolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setMinStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setTornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'staking', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'torn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'tornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'unregisterWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'workers', data: BytesLike): Result
+
+  events: {
+    'MinimumStakeAmount(uint256)': EventFragment
+    'RelayerBalanceNullified(address)': EventFragment
+    'RelayerRegistered(bytes32,string,address,uint256)': EventFragment
+    'RouterRegistered(address)': EventFragment
+    'StakeAddedToRelayer(address,uint256)': EventFragment
+    'StakeBurned(address,uint256)': EventFragment
+    'WorkerRegistered(address,address)': EventFragment
+    'WorkerUnregistered(address,address)': EventFragment
+  }
+
+  getEvent(nameOrSignatureOrTopic: 'MinimumStakeAmount'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerBalanceNullified'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RouterRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeAddedToRelayer'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeBurned'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerUnregistered'): EventFragment
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber
+}
+export type MinimumStakeAmountEvent = TypedEvent<[BigNumber], MinimumStakeAmountEventObject>
+
+export type MinimumStakeAmountEventFilter = TypedEventFilter<MinimumStakeAmountEvent>
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<[string], RelayerBalanceNullifiedEventObject>
+
+export type RelayerBalanceNullifiedEventFilter = TypedEventFilter<RelayerBalanceNullifiedEvent>
+
+export interface RelayerRegisteredEventObject {
+  relayer: string
+  ensName: string
+  relayerAddress: string
+  stakedAmount: BigNumber
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>
+
+export type RelayerRegisteredEventFilter = TypedEventFilter<RelayerRegisteredEvent>
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string
+}
+export type RouterRegisteredEvent = TypedEvent<[string], RouterRegisteredEventObject>
+
+export type RouterRegisteredEventFilter = TypedEventFilter<RouterRegisteredEvent>
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string
+  amountStakeAdded: BigNumber
+}
+export type StakeAddedToRelayerEvent = TypedEvent<[string, BigNumber], StakeAddedToRelayerEventObject>
+
+export type StakeAddedToRelayerEventFilter = TypedEventFilter<StakeAddedToRelayerEvent>
+
+export interface StakeBurnedEventObject {
+  relayer: string
+  amountBurned: BigNumber
+}
+export type StakeBurnedEvent = TypedEvent<[string, BigNumber], StakeBurnedEventObject>
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>
+
+export interface WorkerRegisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerRegisteredEvent = TypedEvent<[string, string], WorkerRegisteredEventObject>
+
+export type WorkerRegisteredEventFilter = TypedEventFilter<WorkerRegisteredEvent>
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerUnregisteredEvent = TypedEvent<[string, string], WorkerUnregisteredEventObject>
+
+export type WorkerUnregisteredEventFilter = TypedEventFilter<WorkerUnregisteredEvent>
+
+export interface RelayerRegistry extends BaseContract {
+  contractName: 'RelayerRegistry'
+
+  connect(signerOrProvider: Signer | Provider | string): this
+  attach(addressOrName: string): this
+  deployed(): Promise<this>
+
+  interface: RelayerRegistryInterface
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>
+
+  listeners<TEvent extends TypedEvent>(eventFilter?: TypedEventFilter<TEvent>): Array<TypedListener<TEvent>>
+  listeners(eventName?: string): Array<Listener>
+  removeAllListeners<TEvent extends TypedEvent>(eventFilter: TypedEventFilter<TEvent>): this
+  removeAllListeners(eventName?: string): this
+  off: OnEvent<this>
+  on: OnEvent<this>
+  once: OnEvent<this>
+  removeListener: OnEvent<this>
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    ens(overrides?: CallOverrides): Promise<[string]>
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[BigNumber]>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+
+    governance(overrides?: CallOverrides): Promise<[string]>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[boolean]>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<[string]>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    staking(overrides?: CallOverrides): Promise<[string]>
+
+    torn(overrides?: CallOverrides): Promise<[string]>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+  }
+
+  bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  ens(overrides?: CallOverrides): Promise<string>
+
+  feeManager(overrides?: CallOverrides): Promise<string>
+
+  getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+  getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  governance(overrides?: CallOverrides): Promise<string>
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+  resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  staking(overrides?: CallOverrides): Promise<string>
+
+  torn(overrides?: CallOverrides): Promise<string>
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  callStatic: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    ens(overrides?: CallOverrides): Promise<string>
+
+    feeManager(overrides?: CallOverrides): Promise<string>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+    governance(overrides?: CallOverrides): Promise<string>
+
+    initialize(_tornadoRouter: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<void>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+    setMinStakeAmount(minAmount: PromiseOrValue<BigNumberish>, overrides?: CallOverrides): Promise<void>
+
+    setTornadoRouter(tornadoRouterAddress: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    staking(overrides?: CallOverrides): Promise<string>
+
+    torn(overrides?: CallOverrides): Promise<string>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+    unregisterWorker(worker: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+  }
+
+  filters: {
+    'MinimumStakeAmount(uint256)'(minStakeAmount?: null): MinimumStakeAmountEventFilter
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter
+
+    'RelayerBalanceNullified(address)'(relayer?: null): RelayerBalanceNullifiedEventFilter
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter
+
+    'RelayerRegistered(bytes32,string,address,uint256)'(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+
+    'RouterRegistered(address)'(tornadoRouter?: null): RouterRegisteredEventFilter
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter
+
+    'StakeAddedToRelayer(address,uint256)'(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter
+    StakeAddedToRelayer(relayer?: null, amountStakeAdded?: null): StakeAddedToRelayerEventFilter
+
+    'StakeBurned(address,uint256)'(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+
+    'WorkerRegistered(address,address)'(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+    WorkerRegistered(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+
+    'WorkerUnregistered(address,address)'(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+    WorkerUnregistered(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+  }
+
+  estimateGas: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<BigNumber>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<BigNumber>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+  }
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+  }
+}
diff --git a/@tornado/sdk-core/src/deth/RelayerRegistryAbi.ts b/@tornado/sdk-core/src/deth/RelayerRegistryAbi.ts
new file mode 100644
index 0000000..6b461d0
--- /dev/null
+++ b/@tornado/sdk-core/src/deth/RelayerRegistryAbi.ts
@@ -0,0 +1,875 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils
+} from 'ethers'
+import type { FunctionFragment, Result, EventFragment } from '@ethersproject/abi'
+import type { Listener, Provider } from '@ethersproject/providers'
+import type { TypedEventFilter, TypedEvent, TypedListener, OnEvent, PromiseOrValue } from './common'
+
+export interface RelayerRegistryAbiInterface extends utils.Interface {
+  functions: {
+    'bulkResolve(bytes32[])': FunctionFragment
+    'burn(address,address,address)': FunctionFragment
+    'ens()': FunctionFragment
+    'feeManager()': FunctionFragment
+    'getRelayerBalance(address)': FunctionFragment
+    'getRelayerEnsHash(address)': FunctionFragment
+    'governance()': FunctionFragment
+    'initialize(bytes32)': FunctionFragment
+    'isRelayer(address)': FunctionFragment
+    'isRelayerRegistered(address,address)': FunctionFragment
+    'minStakeAmount()': FunctionFragment
+    'nullifyBalance(address)': FunctionFragment
+    'register(string,uint256,address[])': FunctionFragment
+    'registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'registerWorker(address,address)': FunctionFragment
+    'relayers(address)': FunctionFragment
+    'resolve(bytes32)': FunctionFragment
+    'setMinStakeAmount(uint256)': FunctionFragment
+    'setTornadoRouter(address)': FunctionFragment
+    'stakeToRelayer(address,uint256)': FunctionFragment
+    'stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)': FunctionFragment
+    'staking()': FunctionFragment
+    'torn()': FunctionFragment
+    'tornadoRouter()': FunctionFragment
+    'unregisterWorker(address)': FunctionFragment
+    'workers(address)': FunctionFragment
+  }
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | 'bulkResolve'
+      | 'burn'
+      | 'ens'
+      | 'feeManager'
+      | 'getRelayerBalance'
+      | 'getRelayerEnsHash'
+      | 'governance'
+      | 'initialize'
+      | 'isRelayer'
+      | 'isRelayerRegistered'
+      | 'minStakeAmount'
+      | 'nullifyBalance'
+      | 'register'
+      | 'registerPermit'
+      | 'registerWorker'
+      | 'relayers'
+      | 'resolve'
+      | 'setMinStakeAmount'
+      | 'setTornadoRouter'
+      | 'stakeToRelayer'
+      | 'stakeToRelayerPermit'
+      | 'staking'
+      | 'torn'
+      | 'tornadoRouter'
+      | 'unregisterWorker'
+      | 'workers'
+  ): FunctionFragment
+
+  encodeFunctionData(functionFragment: 'bulkResolve', values: [PromiseOrValue<BytesLike>[]]): string
+  encodeFunctionData(
+    functionFragment: 'burn',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'ens', values?: undefined): string
+  encodeFunctionData(functionFragment: 'feeManager', values?: undefined): string
+  encodeFunctionData(functionFragment: 'getRelayerBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'getRelayerEnsHash', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'governance', values?: undefined): string
+  encodeFunctionData(functionFragment: 'initialize', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'isRelayer', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'isRelayerRegistered',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'minStakeAmount', values?: undefined): string
+  encodeFunctionData(functionFragment: 'nullifyBalance', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'register',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>, PromiseOrValue<string>[]]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'registerWorker',
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string
+  encodeFunctionData(functionFragment: 'relayers', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'resolve', values: [PromiseOrValue<BytesLike>]): string
+  encodeFunctionData(functionFragment: 'setMinStakeAmount', values: [PromiseOrValue<BigNumberish>]): string
+  encodeFunctionData(functionFragment: 'setTornadoRouter', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayer',
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string
+  encodeFunctionData(
+    functionFragment: 'stakeToRelayerPermit',
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string
+  encodeFunctionData(functionFragment: 'staking', values?: undefined): string
+  encodeFunctionData(functionFragment: 'torn', values?: undefined): string
+  encodeFunctionData(functionFragment: 'tornadoRouter', values?: undefined): string
+  encodeFunctionData(functionFragment: 'unregisterWorker', values: [PromiseOrValue<string>]): string
+  encodeFunctionData(functionFragment: 'workers', values: [PromiseOrValue<string>]): string
+
+  decodeFunctionResult(functionFragment: 'bulkResolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'burn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'ens', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'feeManager', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'getRelayerEnsHash', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'governance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'initialize', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'isRelayerRegistered', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'minStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'nullifyBalance', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'register', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'registerWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'relayers', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'resolve', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setMinStakeAmount', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'setTornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayer', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'stakeToRelayerPermit', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'staking', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'torn', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'tornadoRouter', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'unregisterWorker', data: BytesLike): Result
+  decodeFunctionResult(functionFragment: 'workers', data: BytesLike): Result
+
+  events: {
+    'MinimumStakeAmount(uint256)': EventFragment
+    'RelayerBalanceNullified(address)': EventFragment
+    'RelayerRegistered(bytes32,string,address,uint256)': EventFragment
+    'RouterRegistered(address)': EventFragment
+    'StakeAddedToRelayer(address,uint256)': EventFragment
+    'StakeBurned(address,uint256)': EventFragment
+    'WorkerRegistered(address,address)': EventFragment
+    'WorkerUnregistered(address,address)': EventFragment
+  }
+
+  getEvent(nameOrSignatureOrTopic: 'MinimumStakeAmount'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerBalanceNullified'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RelayerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'RouterRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeAddedToRelayer'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'StakeBurned'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerRegistered'): EventFragment
+  getEvent(nameOrSignatureOrTopic: 'WorkerUnregistered'): EventFragment
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber
+}
+export type MinimumStakeAmountEvent = TypedEvent<[BigNumber], MinimumStakeAmountEventObject>
+
+export type MinimumStakeAmountEventFilter = TypedEventFilter<MinimumStakeAmountEvent>
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<[string], RelayerBalanceNullifiedEventObject>
+
+export type RelayerBalanceNullifiedEventFilter = TypedEventFilter<RelayerBalanceNullifiedEvent>
+
+export interface RelayerRegisteredEventObject {
+  relayer: string
+  ensName: string
+  relayerAddress: string
+  stakedAmount: BigNumber
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>
+
+export type RelayerRegisteredEventFilter = TypedEventFilter<RelayerRegisteredEvent>
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string
+}
+export type RouterRegisteredEvent = TypedEvent<[string], RouterRegisteredEventObject>
+
+export type RouterRegisteredEventFilter = TypedEventFilter<RouterRegisteredEvent>
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string
+  amountStakeAdded: BigNumber
+}
+export type StakeAddedToRelayerEvent = TypedEvent<[string, BigNumber], StakeAddedToRelayerEventObject>
+
+export type StakeAddedToRelayerEventFilter = TypedEventFilter<StakeAddedToRelayerEvent>
+
+export interface StakeBurnedEventObject {
+  relayer: string
+  amountBurned: BigNumber
+}
+export type StakeBurnedEvent = TypedEvent<[string, BigNumber], StakeBurnedEventObject>
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>
+
+export interface WorkerRegisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerRegisteredEvent = TypedEvent<[string, string], WorkerRegisteredEventObject>
+
+export type WorkerRegisteredEventFilter = TypedEventFilter<WorkerRegisteredEvent>
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string
+  worker: string
+}
+export type WorkerUnregisteredEvent = TypedEvent<[string, string], WorkerUnregisteredEventObject>
+
+export type WorkerUnregisteredEventFilter = TypedEventFilter<WorkerUnregisteredEvent>
+
+export interface RelayerRegistryAbi extends BaseContract {
+  contractName: 'RelayerRegistryAbi'
+
+  connect(signerOrProvider: Signer | Provider | string): this
+  attach(addressOrName: string): this
+  deployed(): Promise<this>
+
+  interface: RelayerRegistryAbiInterface
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>
+
+  listeners<TEvent extends TypedEvent>(eventFilter?: TypedEventFilter<TEvent>): Array<TypedListener<TEvent>>
+  listeners(eventName?: string): Array<Listener>
+  removeAllListeners<TEvent extends TypedEvent>(eventFilter: TypedEventFilter<TEvent>): this
+  removeAllListeners(eventName?: string): this
+  off: OnEvent<this>
+  on: OnEvent<this>
+  once: OnEvent<this>
+  removeListener: OnEvent<this>
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    ens(overrides?: CallOverrides): Promise<[string]>
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[BigNumber]>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+
+    governance(overrides?: CallOverrides): Promise<[string]>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[boolean]>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<[string]>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    staking(overrides?: CallOverrides): Promise<[string]>
+
+    torn(overrides?: CallOverrides): Promise<[string]>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<[string]>
+  }
+
+  bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  ens(overrides?: CallOverrides): Promise<string>
+
+  feeManager(overrides?: CallOverrides): Promise<string>
+
+  getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+  getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  governance(overrides?: CallOverrides): Promise<string>
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+  resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  staking(overrides?: CallOverrides): Promise<string>
+
+  torn(overrides?: CallOverrides): Promise<string>
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>
+
+  workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+  callStatic: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<string[]>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    ens(overrides?: CallOverrides): Promise<string>
+
+    feeManager(overrides?: CallOverrides): Promise<string>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+
+    governance(overrides?: CallOverrides): Promise<string>
+
+    initialize(_tornadoRouter: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<void>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<boolean>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<string>
+
+    setMinStakeAmount(minAmount: PromiseOrValue<BigNumberish>, overrides?: CallOverrides): Promise<void>
+
+    setTornadoRouter(tornadoRouterAddress: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>
+
+    staking(overrides?: CallOverrides): Promise<string>
+
+    torn(overrides?: CallOverrides): Promise<string>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>
+
+    unregisterWorker(worker: PromiseOrValue<string>, overrides?: CallOverrides): Promise<void>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<string>
+  }
+
+  filters: {
+    'MinimumStakeAmount(uint256)'(minStakeAmount?: null): MinimumStakeAmountEventFilter
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter
+
+    'RelayerBalanceNullified(address)'(relayer?: null): RelayerBalanceNullifiedEventFilter
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter
+
+    'RelayerRegistered(bytes32,string,address,uint256)'(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter
+
+    'RouterRegistered(address)'(tornadoRouter?: null): RouterRegisteredEventFilter
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter
+
+    'StakeAddedToRelayer(address,uint256)'(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter
+    StakeAddedToRelayer(relayer?: null, amountStakeAdded?: null): StakeAddedToRelayerEventFilter
+
+    'StakeBurned(address,uint256)'(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter
+
+    'WorkerRegistered(address,address)'(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+    WorkerRegistered(relayer?: null, worker?: null): WorkerRegisteredEventFilter
+
+    'WorkerUnregistered(address,address)'(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+    WorkerUnregistered(relayer?: null, worker?: null): WorkerUnregisteredEventFilter
+  }
+
+  estimateGas: {
+    bulkResolve(domains: PromiseOrValue<BytesLike>[], overrides?: CallOverrides): Promise<BigNumber>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerBalance(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    getRelayerEnsHash(relayer: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<BigNumber>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<BigNumber>
+  }
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    isRelayer(toResolve: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    relayers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    resolve(node: PromiseOrValue<BytesLike>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>
+
+    workers(arg0: PromiseOrValue<string>, overrides?: CallOverrides): Promise<PopulatedTransaction>
+  }
+}
diff --git a/@tornado/sdk-core/src/deth/factories/RelayerRegistryAbi__factory.ts b/@tornado/sdk-core/src/deth/factories/RelayerRegistryAbi__factory.ts
new file mode 100644
index 0000000..7a7a8c0
--- /dev/null
+++ b/@tornado/sdk-core/src/deth/factories/RelayerRegistryAbi__factory.ts
@@ -0,0 +1,688 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from 'ethers'
+import type { Provider } from '@ethersproject/providers'
+import type { RelayerRegistryAbi, RelayerRegistryAbiInterface } from '../RelayerRegistryAbi'
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '_torn',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_governance',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_ens',
+        type: 'address'
+      },
+      {
+        internalType: 'bytes32',
+        name: '_staking',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: '_feeManager',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'nonpayable',
+    type: 'constructor'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'minStakeAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'MinimumStakeAmount',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'RelayerBalanceNullified',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'bytes32',
+        name: 'relayer',
+        type: 'bytes32'
+      },
+      {
+        indexed: false,
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayerAddress',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'stakedAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'RelayerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'tornadoRouter',
+        type: 'address'
+      }
+    ],
+    name: 'RouterRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountStakeAdded',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeAddedToRelayer',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountBurned',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeBurned',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerUnregistered',
+    type: 'event'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32[]',
+        name: 'domains',
+        type: 'bytes32[]'
+      }
+    ],
+    name: 'bulkResolve',
+    outputs: [
+      {
+        internalType: 'address[]',
+        name: 'result',
+        type: 'address[]'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'sender',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'contract ITornadoInstance',
+        name: 'pool',
+        type: 'address'
+      }
+    ],
+    name: 'burn',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'ens',
+    outputs: [
+      {
+        internalType: 'contract IENS',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'feeManager',
+    outputs: [
+      {
+        internalType: 'contract FeeManager',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerBalance',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerEnsHash',
+    outputs: [
+      {
+        internalType: 'bytes32',
+        name: '',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'governance',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: '_tornadoRouter',
+        type: 'bytes32'
+      }
+    ],
+    name: 'initialize',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayer',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayerRegistered',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'minStakeAmount',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'nullifyBalance',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      }
+    ],
+    name: 'register',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'registerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'registerWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'relayers',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: 'balance',
+        type: 'uint256'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'ensHash',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: 'node',
+        type: 'bytes32'
+      }
+    ],
+    name: 'resolve',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'uint256',
+        name: 'minAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'setMinStakeAmount',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'tornadoRouterAddress',
+        type: 'address'
+      }
+    ],
+    name: 'setTornadoRouter',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      }
+    ],
+    name: 'stakeToRelayer',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address',
+        name: 'staker',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'stakeToRelayerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'staking',
+    outputs: [
+      {
+        internalType: 'contract ITornadoStakingRewards',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'torn',
+    outputs: [
+      {
+        internalType: 'contract TORN',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'tornadoRouter',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'unregisterWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'workers',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  }
+] as const
+
+export class RelayerRegistryAbi__factory {
+  static readonly abi = _abi
+  static createInterface(): RelayerRegistryAbiInterface {
+    return new utils.Interface(_abi) as RelayerRegistryAbiInterface
+  }
+  static connect(address: string, signerOrProvider: Signer | Provider): RelayerRegistryAbi {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistryAbi
+  }
+}
diff --git a/@tornado/sdk-core/src/deth/factories/RelayerRegistry__factory.ts b/@tornado/sdk-core/src/deth/factories/RelayerRegistry__factory.ts
new file mode 100644
index 0000000..e63e8f0
--- /dev/null
+++ b/@tornado/sdk-core/src/deth/factories/RelayerRegistry__factory.ts
@@ -0,0 +1,744 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import { Signer, utils, Contract, ContractFactory, Overrides } from 'ethers'
+import type { Provider, TransactionRequest } from '@ethersproject/providers'
+import type { PromiseOrValue } from '../common'
+import type { RelayerRegistry, RelayerRegistryInterface } from '../RelayerRegistry'
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '_torn',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_governance',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_ens',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_staking',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: '_feeManager',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'nonpayable',
+    type: 'constructor'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'minStakeAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'MinimumStakeAmount',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'RelayerBalanceNullified',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'bytes32',
+        name: 'relayer',
+        type: 'bytes32'
+      },
+      {
+        indexed: false,
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayerAddress',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'stakedAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'RelayerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'tornadoRouter',
+        type: 'address'
+      }
+    ],
+    name: 'RouterRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountStakeAdded',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeAddedToRelayer',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'uint256',
+        name: 'amountBurned',
+        type: 'uint256'
+      }
+    ],
+    name: 'StakeBurned',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerRegistered',
+    type: 'event'
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        indexed: false,
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'WorkerUnregistered',
+    type: 'event'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32[]',
+        name: 'domains',
+        type: 'bytes32[]'
+      }
+    ],
+    name: 'bulkResolve',
+    outputs: [
+      {
+        internalType: 'address[]',
+        name: 'result',
+        type: 'address[]'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'sender',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'contract ITornadoInstance',
+        name: 'pool',
+        type: 'address'
+      }
+    ],
+    name: 'burn',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'ens',
+    outputs: [
+      {
+        internalType: 'contract IENS',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'feeManager',
+    outputs: [
+      {
+        internalType: 'contract IFeeManager',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerBalance',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'getRelayerEnsHash',
+    outputs: [
+      {
+        internalType: 'bytes32',
+        name: '',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'governance',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: '_tornadoRouter',
+        type: 'bytes32'
+      }
+    ],
+    name: 'initialize',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayer',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'toResolve',
+        type: 'address'
+      }
+    ],
+    name: 'isRelayerRegistered',
+    outputs: [
+      {
+        internalType: 'bool',
+        name: '',
+        type: 'bool'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'minStakeAmount',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: '',
+        type: 'uint256'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      }
+    ],
+    name: 'nullifyBalance',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      }
+    ],
+    name: 'register',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'string',
+        name: 'ensName',
+        type: 'string'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address[]',
+        name: 'workersToRegister',
+        type: 'address[]'
+      },
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'registerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'registerWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'relayers',
+    outputs: [
+      {
+        internalType: 'uint256',
+        name: 'balance',
+        type: 'uint256'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'ensHash',
+        type: 'bytes32'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'bytes32',
+        name: 'node',
+        type: 'bytes32'
+      }
+    ],
+    name: 'resolve',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'uint256',
+        name: 'minAmount',
+        type: 'uint256'
+      }
+    ],
+    name: 'setMinStakeAmount',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'tornadoRouterAddress',
+        type: 'address'
+      }
+    ],
+    name: 'setTornadoRouter',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      }
+    ],
+    name: 'stakeToRelayer',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'relayer',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'stake',
+        type: 'uint256'
+      },
+      {
+        internalType: 'address',
+        name: 'staker',
+        type: 'address'
+      },
+      {
+        internalType: 'uint256',
+        name: 'deadline',
+        type: 'uint256'
+      },
+      {
+        internalType: 'uint8',
+        name: 'v',
+        type: 'uint8'
+      },
+      {
+        internalType: 'bytes32',
+        name: 'r',
+        type: 'bytes32'
+      },
+      {
+        internalType: 'bytes32',
+        name: 's',
+        type: 'bytes32'
+      }
+    ],
+    name: 'stakeToRelayerPermit',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'staking',
+    outputs: [
+      {
+        internalType: 'contract TornadoStakingRewards',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'torn',
+    outputs: [
+      {
+        internalType: 'contract TORN',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [],
+    name: 'tornadoRouter',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: 'worker',
+        type: 'address'
+      }
+    ],
+    name: 'unregisterWorker',
+    outputs: [],
+    stateMutability: 'nonpayable',
+    type: 'function'
+  },
+  {
+    inputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    name: 'workers',
+    outputs: [
+      {
+        internalType: 'address',
+        name: '',
+        type: 'address'
+      }
+    ],
+    stateMutability: 'view',
+    type: 'function'
+  }
+] as const
+
+const _bytecode =
+  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+
+type RelayerRegistryConstructorParams = [signer?: Signer] | ConstructorParameters<typeof ContractFactory>
+
+const isSuperArgs = (
+  xs: RelayerRegistryConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => xs.length > 1
+
+export class RelayerRegistry__factory extends ContractFactory {
+  constructor(...args: RelayerRegistryConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args)
+    } else {
+      super(_abi, _bytecode, args[0])
+    }
+    this.contractName = 'RelayerRegistry'
+  }
+
+  override deploy(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<RelayerRegistry> {
+    return super.deploy(
+      _torn,
+      _governance,
+      _ens,
+      _staking,
+      _feeManager,
+      overrides || {}
+    ) as Promise<RelayerRegistry>
+  }
+  override getDeployTransaction(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(_torn, _governance, _ens, _staking, _feeManager, overrides || {})
+  }
+  override attach(address: string): RelayerRegistry {
+    return super.attach(address) as RelayerRegistry
+  }
+  override connect(signer: Signer): RelayerRegistry__factory {
+    return super.connect(signer) as RelayerRegistry__factory
+  }
+  static readonly contractName: 'RelayerRegistry'
+
+  public readonly contractName: 'RelayerRegistry'
+
+  static readonly bytecode = _bytecode
+  static readonly abi = _abi
+  static createInterface(): RelayerRegistryInterface {
+    return new utils.Interface(_abi) as RelayerRegistryInterface
+  }
+  static connect(address: string, signerOrProvider: Signer | Provider): RelayerRegistry {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistry
+  }
+}
diff --git a/@tornado/sdk-core/src/deth/factories/index.ts b/@tornado/sdk-core/src/deth/factories/index.ts
index 2486699..03f8162 100644
--- a/@tornado/sdk-core/src/deth/factories/index.ts
+++ b/@tornado/sdk-core/src/deth/factories/index.ts
@@ -7,5 +7,6 @@ export { ERC20Tornado__factory } from './ERC20Tornado__factory'
 export { ETHTornado__factory } from './ETHTornado__factory'
 export { Multicall3Contract__factory } from './Multicall3Contract__factory'
 export { MulticallContract__factory } from './MulticallContract__factory'
+export { RelayerRegistry__factory } from './RelayerRegistry__factory'
 export { TornadoInstance__factory } from './TornadoInstance__factory'
 export { TornadoProxy__factory } from './TornadoProxy__factory'
diff --git a/@tornado/sdk-core/src/deth/index.ts b/@tornado/sdk-core/src/deth/index.ts
index f4054d7..947cf49 100644
--- a/@tornado/sdk-core/src/deth/index.ts
+++ b/@tornado/sdk-core/src/deth/index.ts
@@ -7,6 +7,7 @@ export type { ERC20Tornado } from './ERC20Tornado'
 export type { ETHTornado } from './ETHTornado'
 export type { Multicall3Contract } from './Multicall3Contract'
 export type { MulticallContract } from './MulticallContract'
+export type { RelayerRegistry } from './RelayerRegistry'
 export type { TornadoInstance } from './TornadoInstance'
 export type { TornadoProxy } from './TornadoProxy'
 export * as factories from './factories'
@@ -16,5 +17,6 @@ export { ERC20Tornado__factory } from './factories/ERC20Tornado__factory'
 export { ETHTornado__factory } from './factories/ETHTornado__factory'
 export { Multicall3Contract__factory } from './factories/Multicall3Contract__factory'
 export { MulticallContract__factory } from './factories/MulticallContract__factory'
+export { RelayerRegistry__factory } from './factories/RelayerRegistry__factory'
 export { TornadoInstance__factory } from './factories/TornadoInstance__factory'
 export { TornadoProxy__factory } from './factories/TornadoProxy__factory'
diff --git a/@tornado/sdk-core/src/index.ts b/@tornado/sdk-core/src/index.ts
index 26458ee..2af8dde 100644
--- a/@tornado/sdk-core/src/index.ts
+++ b/@tornado/sdk-core/src/index.ts
@@ -1,5 +1,5 @@
 // ts-essentials
-import { DeepRequired, MarkOptional } from 'ts-essentials'
+import { DeepRequired, MarkOptional, Merge } from 'ts-essentials'
 
 // Local types
 import { TornadoInstance, TornadoProxy } from './deth'
@@ -20,10 +20,10 @@ import { parseIndexableString } from 'pouchdb-collate'
 // Local imports
 import { Primitives } from '@tornado/sdk-crypto'
 import { ErrorUtils, ObjectUtils, AsyncUtils } from '@tornado/sdk-utils'
-import { Docs, Cache, Keys, Constants, Onchain } from '@tornado/sdk-data'
-import { Contracts, Chain, Synchronizer, Options as ChainOptions } from '@tornado/sdk-chain'
+import { Docs, Cache, Keys, Constants, Onchain, Options as DataOptions } from '@tornado/sdk-data'
+import { Contracts, Chain, Synchronizer, Options as ChainOptions, syncErrorHandler } from '@tornado/sdk-chain'
 
-// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ DECLARATIONS (MUST BE INLINED) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ DECLARATIONS ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 export namespace Options {
   export namespace Core {
@@ -46,6 +46,7 @@ export namespace Options {
   }
 
   export type Sync = ChainOptions.Sync
+  export type Cache = DataOptions.Cache
 }
 
 export namespace Transactions {
@@ -59,38 +60,13 @@ export namespace Transactions {
 
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ FOR SYNCHRONIZATION ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-function tornadoSyncErrorHandler(
-  err: Error,
-  numResolvedPromises: number,
-  callbackIndex: number,
-  orderIndex: number,
-  ...args: any[]
-): void {
-  err = ErrorUtils.ensureError<Error>(err)
-
-  if (err.message.match('context deadline exceeded'))
-    console.error(
-      ErrorUtils.getError(
-        `Context deadline exceeded, stop if more promises do not resolve. Resolved: ${numResolvedPromises}`
-      )
-    )
-  else if (err.message.match('Invalid JSON RPC'))
-    console.error(
-      ErrorUtils.getError(`Endpoint returned invalid value (we might be rate limited), retrying.`)
-    )
-  else {
-    err.message += `\nCallback args supplied: [${args.join(', ')}]\n`
-    throw err
-  }
-}
-
 export class DepositCache extends Cache.Syncable<Docs.Deposit> {
   buildDoc(response: any): Docs.Deposit {
     return new Docs.Deposit(response)
   }
 
   getErrorHandlers(): Array<AsyncUtils.ErrorHandler> {
-    return [tornadoSyncErrorHandler]
+    return [syncErrorHandler]
   }
 
   getCallbacks(instance: TornadoInstance): Array<AsyncUtils.Callback> {
@@ -108,7 +84,7 @@ export class WithdrawalCache extends Cache.Syncable<Docs.Withdrawal> {
   }
 
   getErrorHandlers(): Array<AsyncUtils.ErrorHandler> {
-    return [tornadoSyncErrorHandler]
+    return [syncErrorHandler]
   }
 
   getCallbacks(instance: TornadoInstance): Array<AsyncUtils.Callback> {
@@ -133,8 +109,6 @@ export class Core extends Synchronizer {
   private _mutex: AsyncUtils.SimpleMutex
   private _chain?: Chain
 
-  caches: Map<string, Cache.Base<Docs.Base>>
-
   get chain(): Chain {
     this._checkProvider('chain')
     return this._chain!
@@ -142,7 +116,6 @@ export class Core extends Synchronizer {
 
   constructor() {
     super()
-    this.caches = new Map<string, Cache.Syncable<Docs.Base>>()
     this._mutex = new AsyncUtils.SimpleMutex()
   }
 
@@ -643,34 +616,24 @@ export class Core extends Synchronizer {
   }
 
   async backupNotes(instance: TornadoInstance, transactions: Array<Transactions.Deposit>): Promise<void> {
-    const { network, token, denomination } = await Onchain.getInstanceLookupKeys(instance.address)
-    await this._backupDepositData(
-      network,
-      token,
-      denomination,
-      transactions,
-      this.loadCache<Docs.Note>('DepositNotes')
-    )
+    await this._backupDepositData(instance.address, transactions, this.loadCache<Docs.Note>('DepositNotes'))
   }
 
   async backupInvoices(instance: TornadoInstance, transactions: Array<Transactions.Deposit>): Promise<void> {
-    const { network, token, denomination } = await Onchain.getInstanceLookupKeys(instance.address)
     await this._backupDepositData(
-      network,
-      token,
-      denomination,
+      instance.address,
       transactions,
       this.loadCache<Docs.Invoice>('DepositInvoices')
     )
   }
 
   private async _backupDepositData<T extends Docs.Note | Docs.Invoice>(
-    network: string,
-    token: string,
-    denomination: string,
+    address: string,
     transactions: Array<Transactions.Deposit>,
     cache: Cache.Base<T>
   ): Promise<void> {
+    const { network, token, denomination } = await Onchain.getInstanceLookupKeys(address)
+
     const notes = cache.name.length === 12 ? true : false
     const name = notes ? 'notes' : 'invoices'
 
@@ -700,46 +663,38 @@ export class Core extends Synchronizer {
     if (close) this.caches.delete(cacheName)
   }
 
-  loadDepositCache(name: string, options?: Options.Sync): DepositCache {
-    if (!this.caches.has(name)) {
-      this.caches.set(
-        name,
-        new DepositCache(
-          name,
-          options ? { adapter: options?.cacheAdapter, persistent: options?.persistentCache } : undefined
-        )
-      )
-    }
-    return this.caches.get(name) as DepositCache
+  loadDepositCache(name: string, options?: Options.Cache): DepositCache {
+    return this.loadCache<Docs.Deposit, DepositCache>(name, options)
   }
 
-  loadWithdrawalCache(name: string, options?: Options.Sync): WithdrawalCache {
-    if (!this.caches.has(name)) {
-      this.caches.set(
-        name,
-        new WithdrawalCache(
-          name,
-          options ? { adapter: options?.cacheAdapter, persistent: options?.persistentCache } : undefined
-        )
-      )
-    }
-    return this.caches.get(name) as WithdrawalCache
+  loadWithdrawalCache(name: string, options?: Options.Cache): WithdrawalCache {
+    return this.loadCache<Docs.Withdrawal, WithdrawalCache>(name, options)
   }
 
-  loadCache<D extends Docs.Base, C extends Cache.Base<D> = Cache.Base<D>>(
+  loadCache<D extends Docs.Base, C extends Cache.Syncable<D> = Cache.Syncable<D>>(
     name: string,
-    options?: Options.Sync
+    options?: Options.Cache
   ): C {
-    if (!this.caches.has(name)) {
-      this.caches.set(
-        name,
-        new Cache.Base(
-          name,
-          options ? { adapter: options?.cacheAdapter, persistent: options?.persistentCache } : undefined
-        )
-      )
+    let constructor,
+      cache = super.loadCache(name)
+
+    if (!cache) {
+      const regexp = /([0-9]+)([A-Za-z]+)([0-9.]+)/
+      const matches = name.match(regexp)
+
+      if (!matches || matches.length !== 4)
+        throw ErrorUtils.getError(`Core.loadCache: name ${name} has wrong format for cache`)
+
+      if (matches[2] === 'Deposits') {
+        constructor = (name: string, options?: Options.Cache) => new DepositCache(name, options)
+      } else if (matches[2] === 'Withdrawals') {
+        constructor = (name: string, options?: Options.Cache) => new WithdrawalCache(name, options)
+      } else throw ErrorUtils.getError(`Core.loadCache: there exists no such event ${matches[2]}`)
+
+      cache = constructor(name, options)
+      this.caches.set(name, cache)
     }
-    return this.caches.get(name) as C
+    return cache as C
   }
 
   loadInstance(chainId: number | string, token: string, denomination: number | string): TornadoInstance {
@@ -747,69 +702,47 @@ export class Core extends Synchronizer {
     return Contracts.getInstance('' + chainId, token, '' + denomination, this.chain.provider)
   }
 
-  async syncDeposits(instance: TornadoInstance, options?: Options.Sync): Promise<void> {
-    this._checkProvider('syncDeposits')
-
+  async syncDeposits(instance: TornadoInstance, options?: Merge<Options.Sync, Options.Cache>): Promise<void> {
     const { network, token, denomination } = await Onchain.getInstanceLookupKeys(instance.address)
 
     const pathstring = network + token + denomination
 
     options = options ?? {}
+
     options.startBlock = await Onchain.getInstanceDeployBlockNum(network, token, denomination)
 
-    const populatedOptions = await this._populateSyncOptions(options)
-    const cache = this.loadDepositCache('Deposits' + pathstring.toUpperCase(), populatedOptions)
+    const cache = this.loadDepositCache('Deposits' + pathstring.toUpperCase(), {
+      cacheDirPath: options.cacheDirPath,
+      adapter: options.adapter,
+      persistent: options.persistent
+    })
 
-    await this.sync('deposit', instance.filters.Deposit(null, null, null), instance, cache, populatedOptions)
-
-    if (!this.caches.has(cache.name)) this.caches.set(cache.name, cache)
+    await this.sync('deposit', instance.filters.Deposit(null, null, null), instance, cache, options)
   }
 
-  async syncWithdrawals(instance: TornadoInstance, options?: Options.Sync): Promise<void> {
-    this._checkProvider('syncWithdrawals')
-
+  async syncWithdrawals(
+    instance: TornadoInstance,
+    options?: Merge<Options.Sync, Options.Cache>
+  ): Promise<void> {
     const { network, token, denomination } = await Onchain.getInstanceLookupKeys(instance.address)
 
     const pathstring = network + token + denomination
 
     options = options ?? {}
+
     options.startBlock = await Onchain.getInstanceDeployBlockNum(network, token, denomination)
 
-    const populatedOptions = await this._populateSyncOptions(options)
-    const cache = this.loadWithdrawalCache('Withdrawals' + pathstring.toUpperCase(), populatedOptions)
+    const cache = this.loadWithdrawalCache('Withdrawals' + pathstring.toUpperCase(), {
+      cacheDirPath: options.cacheDirPath,
+      adapter: options.adapter,
+      persistent: options.persistent
+    })
 
-    await this.sync(
-      'withdrawal',
-      instance.filters.Withdrawal(null, null, null),
-      instance,
-      cache,
-      populatedOptions
-    )
-
-    if (!this.caches.has(cache.name)) this.caches.set(cache.name, cache)
+    await this.sync('withdrawal', instance.filters.Withdrawal(null, null, null), instance, cache, options)
   }
 
   protected async _populateSyncOptions(options: Options.Sync): Promise<DeepRequired<Options.Sync>> {
-    if (!options.startBlock) throw ErrorUtils.getError('Core._populateSyncOptions: startBlock not set.')
-
     options.targetBlock = options.targetBlock ?? (await this.chain.latestBlockNum())
-
-    options.blockDelta =
-      options.blockDelta ??
-      (options.blockDivisor
-        ? Math.floor((options.targetBlock - options.startBlock) / options.blockDivisor)
-        : 10000)
-
-    options.concurrencyLimit = options.concurrencyLimit ?? 8
-
-    options.msTimeout = options.msTimeout ?? 200 // 5 requests per second
-
-    options.persistentCache = options.persistentCache ?? true
-
-    options.cacheAdapter = options.cacheAdapter ?? 'leveldb'
-
-    options.listenForEvents = options.listenForEvents ?? false
-
-    return options as DeepRequired<Options.Sync>
+    return super._populateSyncOptions(options)
   }
 }
diff --git a/@tornado/sdk-crypto/LICENSE.md b/@tornado/sdk-crypto/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk-crypto/LICENSE.md
+++ b/@tornado/sdk-crypto/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk-crypto/package.json b/@tornado/sdk-crypto/package.json
index 42b87a0..d9f3a2b 100644
--- a/@tornado/sdk-crypto/package.json
+++ b/@tornado/sdk-crypto/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk-crypto",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK cryptographic primitives.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-monorepo"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/@tornado/sdk-crypto/src/index.ts b/@tornado/sdk-crypto/src/index.ts
index fd59a26..aff02aa 100644
--- a/@tornado/sdk-crypto/src/index.ts
+++ b/@tornado/sdk-crypto/src/index.ts
@@ -169,6 +169,10 @@ export namespace Setup {
   }
 }
 
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Primitives ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+/**
+ * These are the important cryptographic primitives Tornado Cash uses.
+ */
 export namespace Primitives {
   export function calcPedersenHash(pedersenHashData: InputFor.PedersenHash): OutputOf.PedersenHash {
     return circomlib.babyJub.unpackPoint(circomlib.pedersenHash.hash(pedersenHashData.msg))[0]
diff --git a/@tornado/sdk-data/LICENSE.md b/@tornado/sdk-data/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk-data/LICENSE.md
+++ b/@tornado/sdk-data/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk-data/package.json b/@tornado/sdk-data/package.json
index 1c18b9c..684c3f5 100644
--- a/@tornado/sdk-data/package.json
+++ b/@tornado/sdk-data/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk-data",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK data utilities.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-monorepo"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/@tornado/sdk-data/resources/onchain/deployedBlockNumbers.json b/@tornado/sdk-data/resources/onchain/deployedBlockNumbers.json
index 219954a..4400405 100644
--- a/@tornado/sdk-data/resources/onchain/deployedBlockNumbers.json
+++ b/@tornado/sdk-data/resources/onchain/deployedBlockNumbers.json
@@ -1,4 +1,5 @@
 {
+    "1registry": 14173129,
     "1eth0.1": 9116966,
     "1eth1": 9117609,
     "1eth10": 9117720,
diff --git a/@tornado/sdk-data/resources/onchain/infrastructure.json b/@tornado/sdk-data/resources/onchain/infrastructure.json
index e7b60bb..fec4835 100644
--- a/@tornado/sdk-data/resources/onchain/infrastructure.json
+++ b/@tornado/sdk-data/resources/onchain/infrastructure.json
@@ -1,6 +1,7 @@
 {
     "1": {
         "proxy": "0xd90e2f925DA726b50C4Ed8D0Fb90Ad053324F31b",
+        "registry": "0x58E8dCC13BE9780fC42E8723D8EaD4CF46943dF2",
         "multicall": "0xeefBa1e63905eF1D7ACbA5a8513c70307C1cE441",
         "multicall3": "0xcA11bde05977b3631167028862bE2a173976CA11"
     },
diff --git a/@tornado/sdk-data/resources/onchain/tokens.json b/@tornado/sdk-data/resources/onchain/tokens.json
deleted file mode 100644
index a847fa0..0000000
--- a/@tornado/sdk-data/resources/onchain/tokens.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-    "1": {
-        "dai": {
-            "address": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
-            "decimals": 18
-        },
-        "usdc": {
-            "address": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
-            "decimals": 6
-        }
-    }
-}
\ No newline at end of file
diff --git a/@tornado/sdk-data/src/index.ts b/@tornado/sdk-data/src/index.ts
index ce314fd..f856ff8 100644
--- a/@tornado/sdk-data/src/index.ts
+++ b/@tornado/sdk-data/src/index.ts
@@ -2,8 +2,8 @@
 import tar from 'tar'
 
 // Fs
-import { existsSync, mkdirSync, readFileSync } from 'fs'
-import { opendir, readFile, rm } from 'fs/promises'
+import { existsSync, mkdirSync, readFileSync, writeFileSync } from 'fs'
+import { opendir, readFile, rm, writeFile } from 'fs/promises'
 import { createInterface } from 'readline'
 
 // Ethers
@@ -100,6 +100,15 @@ export namespace Files {
   export const loadRaw = (relative: string): Promise<Buffer> => readFile(getResourcePath(relative))
   export const loadRawSync = (relative: string): Buffer => readFileSync(getResourcePath(relative))
 
+  export const writeRaw = (
+    relative: string,
+    data: string | NodeJS.ArrayBufferView,
+    flag: string
+  ): Promise<void> => writeFile(getCachePath('', relative), data, { flag: flag })
+
+  export const writeRawSync = (relative: string, data: string | NodeJS.ArrayBufferView, flag: string): void =>
+    writeFileSync(getCachePath('', relative), data, { flag: flag })
+
   export function gzipSync(fileOrDirPath: string, archivePath: string): void {
     try {
       const tokens = fileOrDirPath.split('/')
@@ -371,6 +380,26 @@ export namespace Onchain {
     return getInstanceAddressesSync([{ network: network, token: token, denomination: denomination }])[0]
   }
 
+  export async function getRegistryAddress(network?: string): Promise<string> {
+    network = network ?? '1'
+    return Json.getValue(await Json.load('onchain/infrastructure.json'), [network, 'registry'])
+  }
+
+  export function getRegistryAddressSync(network?: string): string {
+    network = network ?? '1'
+    return Json.getValue(Json.loadSync('onchain/infrastructure.json'), [network, 'registry'])
+  }
+
+  export async function getRegistryDeployBlockNum(network?: string): Promise<number> {
+    network = network ?? '1'
+    return Json.getValue(await Json.load('onchain/deployedBlockNumbers.json'), [`${network}registry`])
+  }
+
+  export function getRegistryDeployBlockNumSync(network?: string): number {
+    network = network ?? '1'
+    return Json.getValue(Json.loadSync('onchain/deployedBlockNumbers.json'), [`${network}registry`])
+  }
+
   export function getInstanceDeployBlockNums(
     paths: Array<{
       network: string
@@ -433,24 +462,6 @@ export namespace Onchain {
     return Json.getValue(Json.loadSync('onchain/infrastructure.json'), [network, 'multicall3'])
   }
 
-  export async function getTokenData(network: string, token: string): Promise<TokenData> {
-    const data = Json.getValue(await Json.load('onchain/tokens.json'), [network, token])
-    return {
-      network: +network,
-      decimals: +data['decimals'],
-      address: data['address']
-    }
-  }
-
-  export function getTokenDataSync(network: string, token: string): TokenData {
-    const data = Json.getValue(Json.loadSync('onchain/tokens.json'), [network, token])
-    return {
-      network: +network,
-      decimals: +data['decimals'],
-      address: data['address']
-    }
-  }
-
   export async function getTokenAddress(network: string, token: string): Promise<string> {
     return (
       await getPathstringBasedContent<string>('onchain/tokenAddresses.json', [
@@ -709,6 +720,21 @@ export namespace Cache {
       this.isOpen = !close
     }
 
+    async jsonify(outDirPath?: string): Promise<void> {
+      const docs = (await this.getRows()).map((row) => {
+        row.doc!._rev = undefined
+        return row.doc
+      })
+
+      if (outDirPath) outDirPath = outDirPath[outDirPath.length - 1] !== '/' ? outDirPath + '/' : outDirPath
+
+      Files.writeRawSync(
+        (outDirPath ?? Files.parentPath(this._path)) + this.name,
+        JSON.stringify(docs, null, 2),
+        'w'
+      )
+    }
+
     async get(keys: Array<any>): Promise<T> {
       return await this.db.get(toIndexableString(keys)).catch((err) => {
         throw ErrorUtils.ensureError(err)
@@ -716,9 +742,7 @@ export namespace Cache {
     }
 
     async getRows(
-      emptyError: Error = ErrorUtils.getError(
-        `Core.loadCacheContents: there is no cache entry for ${this.name}`
-      ),
+      emptyError: Error = ErrorUtils.getError(`Base.getRows: there is no cache entry for ${this.name}`),
       options: RowsOptions = { include_docs: true, attachments: false }
     ): Promise<Rows<T>> {
       const docs = await this.db.allDocs(options).catch((err) => {
diff --git a/@tornado/sdk-registry/.eslintignore b/@tornado/sdk-registry/.eslintignore
new file mode 100644
index 0000000..343ff1b
--- /dev/null
+++ b/@tornado/sdk-registry/.eslintignore
@@ -0,0 +1,3 @@
+dist
+node_modules
+package-log.json
diff --git a/@tornado/sdk-registry/.eslintrc b/@tornado/sdk-registry/.eslintrc
new file mode 100644
index 0000000..30b7014
--- /dev/null
+++ b/@tornado/sdk-registry/.eslintrc
@@ -0,0 +1,76 @@
+{
+  "env": {
+    "es6": true,
+    "node": true,
+    "mocha": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "plugins": [
+    "@typescript-eslint",
+    "prettier"
+  ],
+  "parserOptions": {
+    "ecmaVersion": 2019,
+    "sourceType": "module",
+    "project": "./tsconfig.json"
+  },
+  "ignorePatterns": [
+    ".eslintrc.js",
+    "prettier.config.js"
+  ],
+  "rules": {
+    "@typescript-eslint/ban-ts-ignore": "off",
+    "@typescript-eslint/type-annotation-spacing": "off",
+    "@typescript-eslint/explicit-function-return-type": "off",
+    "no-unused-vars": "off",
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      {
+        "args": "none"
+      }
+    ],
+    "@typescript-eslint/adjacent-overload-signatures": "error",
+    "@typescript-eslint/ban-types": "error",
+    "camelcase": "off",
+    "@typescript-eslint/consistent-type-assertions": "error",
+    "no-array-constructor": "off",
+    "@typescript-eslint/no-array-constructor": "error",
+    "no-empty": "off",
+    "no-empty-function": "off",
+    "@typescript-eslint/explicit-module-boundary-types": "off",
+    "@typescript-eslint/no-empty-function": "error",
+    "@typescript-eslint/no-empty-interface": "error",
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/no-inferrable-types": "error",
+    "@typescript-eslint/no-misused-new": "error",
+    "@typescript-eslint/no-namespace": "error",
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "@typescript-eslint/no-this-alias": "error",
+    "no-use-before-define": "off",
+    "@typescript-eslint/no-use-before-define": "off",
+    "@typescript-eslint/no-var-requires": "error",
+    "@typescript-eslint/prefer-namespace-keyword": "error",
+    "@typescript-eslint/triple-slash-reference": "error",
+    "@typescript-eslint/no-floating-promises": [
+      "error"
+    ],
+    "no-var": "error",
+    "prefer-const": "error",
+    "prefer-rest-params": "error",
+    "prefer-spread": "error"
+  },
+  "overrides": [
+    {
+      "files": [
+        "*.js"
+      ],
+      "rules": {
+        "@typescript-eslint/no-var-requires": "off"
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/@tornado/sdk-registry/.gitattributes b/@tornado/sdk-registry/.gitattributes
new file mode 100644
index 0000000..ab5bfb4
--- /dev/null
+++ b/@tornado/sdk-registry/.gitattributes
@@ -0,0 +1,5 @@
+# Prevent eslintrc from appearing in GitHub language calculation
+# (There seems to be no way to prevent language detection from
+# falsely calling the CLI commands Javascript due to the shebang line)
+.eslintrc.js linguist-documentation
+prettier.config.js linguist-documentation
diff --git a/@tornado/sdk-registry/.gitignore b/@tornado/sdk-registry/.gitignore
new file mode 100644
index 0000000..c23e469
--- /dev/null
+++ b/@tornado/sdk-registry/.gitignore
@@ -0,0 +1,52 @@
+# Custom
+
+## Bash export gitea auth token
+
+.gitea.env
+
+## Personal project folders I'm using
+
+cache
+vanilla_cache
+scripts
+
+## We are NOT using Zero-Installs
+
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions
+
+# Defaults
+
+.env
+
+## Logs
+logs
+*.log
+npm-debug.log*
+
+## Runtime data
+pids
+*.pid
+*.seed
+
+## Optional npm cache directory
+.npm
+
+## Optional REPL history
+.node_repl_history
+
+## Other defaults
+
+typings/
+node_modules
+dist
+sandbox
+sand\ box
+debug.log
+yarn-error.log
+*.map
diff --git a/@tornado/sdk-registry/.mocharc.yml b/@tornado/sdk-registry/.mocharc.yml
new file mode 100644
index 0000000..826c7c3
--- /dev/null
+++ b/@tornado/sdk-registry/.mocharc.yml
@@ -0,0 +1,63 @@
+# file handling
+extension: [ "ts" ]
+spec: ["src/**/*.test.ts"]
+require: ["ts-node/register", "tsconfig-paths/register.js", "src/test/preload.ts"]
+ignore: "src/test/utils.test.ts"
+
+# # This is an example Mocha config containing every Mocha option plus others.
+# allow-uncaught: false
+# async-only: false
+# bail: false
+# check-leaks: false
+# color: true
+# delay: false
+# diff: true
+# exit: false # could be expressed as "no-exit: true"
+# extension: ['js', 'cjs', 'mjs']
+# fail-zero: true
+# # fgrep and grep are mutually exclusive
+# fgrep: 'something'
+# file:
+#   - '/path/to/some/file'
+#   - '/path/to/some/other/file'
+# forbid-only: false
+# forbid-pending: false
+# full-trace: false
+# global:
+#   - 'jQuery'
+#   - '$'
+# # fgrep and grep are mutually exclusive
+# grep: '/something/i' # also 'something'
+# growl: false
+# ignore:
+#   - '/path/to/some/ignored/file'
+# inline-diffs: false
+# # needs to be used with grep or fgrep
+# # invert: false
+# jobs: 1
+# node-option:
+#   - 'unhandled-rejections=strict' # without leading "--", also V8 flags
+# package: './package.json'
+# parallel: false
+# recursive: false
+# reporter: 'spec'
+# reporter-option: # array, not object
+#   - 'foo=bar'
+#   - 'baz=quux'
+# require: '@babel/register'
+# retries: 1
+# slow: '75'
+# sort: false
+# spec:
+#   - 'test/**/*.spec.js' # the positional arguments!
+# timeout: '2000' # same as "timeout: '2s'"
+# # timeout: false # same as "timeout: 0"
+# trace-warnings: true # node flags ok
+# ui: 'bdd'
+# v8-stack-trace-limit: 100 # V8 flags are prepended with "v8-"
+# watch: false
+# watch-files:
+#   - 'lib/**/*.js'
+#   - 'test/**/*.js'
+# watch-ignore:
+#   - 'lib/vendor'
\ No newline at end of file
diff --git a/@tornado/sdk-registry/.prettierignore b/@tornado/sdk-registry/.prettierignore
new file mode 100644
index 0000000..343ff1b
--- /dev/null
+++ b/@tornado/sdk-registry/.prettierignore
@@ -0,0 +1,3 @@
+dist
+node_modules
+package-log.json
diff --git a/@tornado/sdk-registry/.prettierrc b/@tornado/sdk-registry/.prettierrc
new file mode 100644
index 0000000..b1f8198
--- /dev/null
+++ b/@tornado/sdk-registry/.prettierrc
@@ -0,0 +1,7 @@
+{
+  "singleQuote": true,
+  "trailingComma": "none",
+  "bracketSpacing": true,
+  "semi": false,
+  "printWidth": 110
+}
\ No newline at end of file
diff --git a/@tornado/sdk-registry/.vscode/extensions.json b/@tornado/sdk-registry/.vscode/extensions.json
new file mode 100644
index 0000000..70eead1
--- /dev/null
+++ b/@tornado/sdk-registry/.vscode/extensions.json
@@ -0,0 +1,19 @@
+{
+  // See https://go.microsoft.com/fwlink/?LinkId=827846 to learn about workspace recommendations.
+  "recommendations": [
+    // For ESLint
+    "dbaeumer.vscode-eslint",
+    // For bleeding edge Typescript features
+    "ms-vscode.vscode-typescript-next",
+    // For better editing of the README and other markdown files
+    "yzhang.markdown-all-in-one",
+    // For auto-completes when typing out paths
+    "christian-kohler.path-intellisense",
+    // For auto-formatting
+    "esbenp.prettier-vscode",
+    // For support editing any YAML config or other files
+    "redhat.vscode-yaml",
+    "arcanis.vscode-zipfs"
+  ],
+  "unwantedRecommendations": []
+}
diff --git a/@tornado/sdk-registry/.vscode/launch.json b/@tornado/sdk-registry/.vscode/launch.json
new file mode 100644
index 0000000..f7daf49
--- /dev/null
+++ b/@tornado/sdk-registry/.vscode/launch.json
@@ -0,0 +1,26 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "Tests",
+      "preLaunchTask": "npm: build",
+      "program": "${workspaceFolder}/node_modules/mocha/bin/_mocha",
+      "args": [
+        "--require",
+        "source-map-support/register",
+        "--timeout",
+        "999999",
+        "--colors",
+        "${workspaceFolder}/build/test/index.js"
+      ],
+      "console": "internalConsole",
+      "internalConsoleOptions": "neverOpen",
+      "protocol": "inspector"
+    }
+  ]
+}
diff --git a/@tornado/sdk-registry/.vscode/settings.json b/@tornado/sdk-registry/.vscode/settings.json
new file mode 100644
index 0000000..0d83da7
--- /dev/null
+++ b/@tornado/sdk-registry/.vscode/settings.json
@@ -0,0 +1,32 @@
+{
+  // Use the local version of Typescript
+  "typescript.tsdk": "../../.yarn/sdks/typescript/lib",
+  // ESM requires extensions on import paths to work,
+  // these options tell VSCode to prefer adding extensions
+  // on auto-import.
+  "typescript.preferences.importModuleSpecifierEnding": "js",
+  "javascript.preferences.importModuleSpecifierEnding": "js",
+  // Make sure ESLint runs on target files.
+  "eslint.validate": [
+    "javascript",
+    "typescript"
+  ],
+  // Check JavaScript by default (using the Typescript engine)
+  "js/ts.implicitProjectConfig.checkJs": true,
+  // Auto-format an fix files
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "editor.formatOnSave": true,
+  "editor.codeActionsOnSave": {
+    "source.fixAll.eslint": true
+  },
+  // Let VSCode auto-update import paths when you move files around
+  "typescript.updateImportsOnFileMove.enabled": "always",
+  "javascript.updateImportsOnFileMove.enabled": "always",
+  "search.exclude": {
+    "**/.yarn": true,
+    "**/.pnp.*": true
+  },
+  "eslint.nodePath": "../../.yarn/sdks",
+  "prettier.prettierPath": "../../.yarn/sdks/prettier/index.js",
+  "typescript.enablePromptUseWorkspaceTsdk": true
+}
diff --git a/@tornado/sdk-registry/LICENSE.md b/@tornado/sdk-registry/LICENSE.md
new file mode 100644
index 0000000..3b58ce4
--- /dev/null
+++ b/@tornado/sdk-registry/LICENSE.md
@@ -0,0 +1,7 @@
+ISC License
+
+Copyright 2023 AlienTornadosaurusHex
+
+Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
\ No newline at end of file
diff --git a/@tornado/sdk-registry/package.json b/@tornado/sdk-registry/package.json
new file mode 100644
index 0000000..c35e3e9
--- /dev/null
+++ b/@tornado/sdk-registry/package.json
@@ -0,0 +1,74 @@
+{
+  "name": "@tornado/sdk-registry",
+  "author": "AlienTornadosaurusHex",
+  "license": "ISC",
+  "description": "Tornado SDK general utilities.",
+  "repository": {
+    "type": "git",
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
+  },
+  "homepage": "https://tornadocash.community",
+  "keywords": [
+    "ethereum",
+    "crypto",
+    "zk"
+  ],
+  "version": "0.0.11-alpha",
+  "engines": {
+    "node": "^18"
+  },
+  "main": "./dist/index.js",
+  "files": [
+    "dist/**/*"
+  ],
+  "dependencies": {
+    "@ethersproject/abi": "^5.7.0",
+    "@ethersproject/providers": "^5.7.2",
+    "@tornado/sdk-chain": "workspace:*",
+    "@tornado/sdk-data": "workspace:*",
+    "@tornado/sdk-utils": "workspace:*",
+    "@tornado/sdk-web": "workspace:*",
+    "ethers": "^5",
+    "pouchdb-collate": "^8.0.1"
+  },
+  "devDependencies": {
+    "@types/big-integer": "^0.0.31",
+    "@types/chai": "^4.2.18",
+    "@types/fs-extra": "^11.0.1",
+    "@types/mocha": "^10.0.1",
+    "@types/node": "^18.15.0",
+    "@typescript-eslint/eslint-plugin": "^5.54.1",
+    "@typescript-eslint/parser": "^5.54.1",
+    "chai": "^4.3.4",
+    "conventional-changelog-cli": "^2.1.1",
+    "dotenv": "^16.0.3",
+    "eslint": "^8.35.0",
+    "eslint-plugin-prettier": "^4.2.1",
+    "ethereum-waffle": "^4.0.10",
+    "fs-extra": "^11.1.0",
+    "mocha": "^10.2.0",
+    "prettier": "^2.3.0",
+    "rimraf": "^5.0.0",
+    "source-map-support": "^0.5.19",
+    "ts-essentials": "^9.3.1",
+    "ts-node": "^10.9.1",
+    "tsc-alias": "^1.2.11",
+    "tsconfig-paths": "^4.1.2",
+    "typescript": "^5.0.4"
+  },
+  "scripts": {
+    "build": "rimraf dist && tsc",
+    "format": "prettier src/*.ts -w",
+    "build-live": "rimraf dist && tsc -w",
+    "lint": "eslint --ext ts,js --fix src"
+  },
+  "publishConfig": {
+    "access": "public"
+  },
+  "dependenciesMeta": {
+    "tsconfig-paths@4.2.0": {
+      "unplugged": true
+    }
+  },
+  "stableVersion": "0.0.8-alpha"
+}
diff --git a/@tornado/sdk-registry/src/deth/ERC20.ts b/@tornado/sdk-registry/src/deth/ERC20.ts
new file mode 100644
index 0000000..8e8d618
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/ERC20.ts
@@ -0,0 +1,396 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface ERC20Interface extends utils.Interface {
+  functions: {
+    "totalSupply()": FunctionFragment;
+    "_totalSupply()": FunctionFragment;
+    "balanceOf(address)": FunctionFragment;
+    "transfer(address,uint256)": FunctionFragment;
+    "allowance(address,address)": FunctionFragment;
+    "transferFrom(address,address,uint256)": FunctionFragment;
+    "approve(address,uint256)": FunctionFragment;
+    "nonces(address)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "totalSupply"
+      | "_totalSupply"
+      | "balanceOf"
+      | "transfer"
+      | "allowance"
+      | "transferFrom"
+      | "approve"
+      | "nonces"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "totalSupply",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "_totalSupply",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "balanceOf",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "transfer",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "allowance",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "transferFrom",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "approve",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "nonces",
+    values: [PromiseOrValue<string>]
+  ): string;
+
+  decodeFunctionResult(
+    functionFragment: "totalSupply",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "_totalSupply",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "balanceOf", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "transfer", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "allowance", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "transferFrom",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "approve", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "nonces", data: BytesLike): Result;
+
+  events: {
+    "Approval(address,address,uint256)": EventFragment;
+    "Transfer(address,address,uint256)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "Approval"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "Transfer"): EventFragment;
+}
+
+export interface ApprovalEventObject {
+  owner: string;
+  spender: string;
+  value: BigNumber;
+}
+export type ApprovalEvent = TypedEvent<
+  [string, string, BigNumber],
+  ApprovalEventObject
+>;
+
+export type ApprovalEventFilter = TypedEventFilter<ApprovalEvent>;
+
+export interface TransferEventObject {
+  from: string;
+  to: string;
+  value: BigNumber;
+}
+export type TransferEvent = TypedEvent<
+  [string, string, BigNumber],
+  TransferEventObject
+>;
+
+export type TransferEventFilter = TypedEventFilter<TransferEvent>;
+
+export interface ERC20 extends BaseContract {
+  contractName: "ERC20";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: ERC20Interface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    totalSupply(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    _totalSupply(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    balanceOf(
+      who: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    transfer(
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    transferFrom(
+      from: PromiseOrValue<string>,
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    approve(
+      spender: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    nonces(
+      owner: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+  };
+
+  totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+  _totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+  balanceOf(
+    who: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  transfer(
+    to: PromiseOrValue<string>,
+    value: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  allowance(
+    owner: PromiseOrValue<string>,
+    spender: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  transferFrom(
+    from: PromiseOrValue<string>,
+    to: PromiseOrValue<string>,
+    value: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  approve(
+    spender: PromiseOrValue<string>,
+    value: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  nonces(
+    owner: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  callStatic: {
+    totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+    _totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+    balanceOf(
+      who: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    transfer(
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    transferFrom(
+      from: PromiseOrValue<string>,
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    approve(
+      spender: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    nonces(
+      owner: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  filters: {
+    "Approval(address,address,uint256)"(
+      owner?: PromiseOrValue<string> | null,
+      spender?: PromiseOrValue<string> | null,
+      value?: null
+    ): ApprovalEventFilter;
+    Approval(
+      owner?: PromiseOrValue<string> | null,
+      spender?: PromiseOrValue<string> | null,
+      value?: null
+    ): ApprovalEventFilter;
+
+    "Transfer(address,address,uint256)"(
+      from?: PromiseOrValue<string> | null,
+      to?: PromiseOrValue<string> | null,
+      value?: null
+    ): TransferEventFilter;
+    Transfer(
+      from?: PromiseOrValue<string> | null,
+      to?: PromiseOrValue<string> | null,
+      value?: null
+    ): TransferEventFilter;
+  };
+
+  estimateGas: {
+    totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+    _totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+    balanceOf(
+      who: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    transfer(
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    transferFrom(
+      from: PromiseOrValue<string>,
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    approve(
+      spender: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    nonces(
+      owner: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    totalSupply(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    _totalSupply(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    balanceOf(
+      who: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    transfer(
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    transferFrom(
+      from: PromiseOrValue<string>,
+      to: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    approve(
+      spender: PromiseOrValue<string>,
+      value: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    nonces(
+      owner: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/ERC20Mock.ts b/@tornado/sdk-registry/src/deth/ERC20Mock.ts
new file mode 100644
index 0000000..8f1d819
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/ERC20Mock.ts
@@ -0,0 +1,807 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface ERC20MockInterface extends utils.Interface {
+  functions: {
+    "addMinter(address)": FunctionFragment;
+    "allowance(address,address)": FunctionFragment;
+    "approve(address,uint256)": FunctionFragment;
+    "balanceOf(address)": FunctionFragment;
+    "decimals()": FunctionFragment;
+    "decreaseAllowance(address,uint256)": FunctionFragment;
+    "increaseAllowance(address,uint256)": FunctionFragment;
+    "isMinter(address)": FunctionFragment;
+    "mint(address,uint256)": FunctionFragment;
+    "name()": FunctionFragment;
+    "renounceMinter()": FunctionFragment;
+    "symbol()": FunctionFragment;
+    "totalSupply()": FunctionFragment;
+    "transfer(address,uint256)": FunctionFragment;
+    "transferFrom(address,address,uint256)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "addMinter"
+      | "allowance"
+      | "approve"
+      | "balanceOf"
+      | "decimals"
+      | "decreaseAllowance"
+      | "increaseAllowance"
+      | "isMinter"
+      | "mint"
+      | "name"
+      | "renounceMinter"
+      | "symbol"
+      | "totalSupply"
+      | "transfer"
+      | "transferFrom"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "addMinter",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "allowance",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "approve",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "balanceOf",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(functionFragment: "decimals", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "decreaseAllowance",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "increaseAllowance",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isMinter",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "mint",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(functionFragment: "name", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "renounceMinter",
+    values?: undefined
+  ): string;
+  encodeFunctionData(functionFragment: "symbol", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "totalSupply",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "transfer",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "transferFrom",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+
+  decodeFunctionResult(functionFragment: "addMinter", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "allowance", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "approve", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "balanceOf", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "decimals", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "decreaseAllowance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "increaseAllowance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "isMinter", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "mint", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "name", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "renounceMinter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "symbol", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "totalSupply",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "transfer", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "transferFrom",
+    data: BytesLike
+  ): Result;
+
+  events: {
+    "Approval(address,address,uint256)": EventFragment;
+    "MinterAdded(address)": EventFragment;
+    "MinterRemoved(address)": EventFragment;
+    "Transfer(address,address,uint256)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "Approval"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "MinterAdded"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "MinterRemoved"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "Transfer"): EventFragment;
+}
+
+export interface ApprovalEventObject {
+  owner: string;
+  spender: string;
+  value: BigNumber;
+}
+export type ApprovalEvent = TypedEvent<
+  [string, string, BigNumber],
+  ApprovalEventObject
+>;
+
+export type ApprovalEventFilter = TypedEventFilter<ApprovalEvent>;
+
+export interface MinterAddedEventObject {
+  account: string;
+}
+export type MinterAddedEvent = TypedEvent<[string], MinterAddedEventObject>;
+
+export type MinterAddedEventFilter = TypedEventFilter<MinterAddedEvent>;
+
+export interface MinterRemovedEventObject {
+  account: string;
+}
+export type MinterRemovedEvent = TypedEvent<[string], MinterRemovedEventObject>;
+
+export type MinterRemovedEventFilter = TypedEventFilter<MinterRemovedEvent>;
+
+export interface TransferEventObject {
+  from: string;
+  to: string;
+  value: BigNumber;
+}
+export type TransferEvent = TypedEvent<
+  [string, string, BigNumber],
+  TransferEventObject
+>;
+
+export type TransferEventFilter = TypedEventFilter<TransferEvent>;
+
+export interface ERC20Mock extends BaseContract {
+  contractName: "ERC20Mock";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: ERC20MockInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    addMinter(
+      account: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    /**
+     * See {IERC20-allowance}.
+     */
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    /**
+     * See {IERC20-approve}.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    approve(
+      spender: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    /**
+     * See {IERC20-balanceOf}.
+     */
+    balanceOf(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    /**
+     * Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5,05` (`505 / 10 ** 2`).     * Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei.     * NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.
+     */
+    decimals(overrides?: CallOverrides): Promise<[number]>;
+
+    /**
+     * Atomically decreases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`.
+     */
+    decreaseAllowance(
+      spender: PromiseOrValue<string>,
+      subtractedValue: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    /**
+     * Atomically increases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    increaseAllowance(
+      spender: PromiseOrValue<string>,
+      addedValue: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    isMinter(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    /**
+     * See {ERC20-_mint}.     * Requirements:     * - the caller must have the {MinterRole}.
+     */
+    mint(
+      account: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    /**
+     * Returns the name of the token.
+     */
+    name(overrides?: CallOverrides): Promise<[string]>;
+
+    renounceMinter(
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    /**
+     * Returns the symbol of the token, usually a shorter version of the name.
+     */
+    symbol(overrides?: CallOverrides): Promise<[string]>;
+
+    /**
+     * See {IERC20-totalSupply}.
+     */
+    totalSupply(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    /**
+     * See {IERC20-transfer}.     * Requirements:     * - `recipient` cannot be the zero address. - the caller must have a balance of at least `amount`.
+     */
+    transfer(
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    /**
+     * See {IERC20-transferFrom}.     * Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20};     * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`.
+     */
+    transferFrom(
+      sender: PromiseOrValue<string>,
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+  };
+
+  addMinter(
+    account: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  /**
+   * See {IERC20-allowance}.
+   */
+  allowance(
+    owner: PromiseOrValue<string>,
+    spender: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  /**
+   * See {IERC20-approve}.     * Requirements:     * - `spender` cannot be the zero address.
+   */
+  approve(
+    spender: PromiseOrValue<string>,
+    amount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  /**
+   * See {IERC20-balanceOf}.
+   */
+  balanceOf(
+    account: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  /**
+   * Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5,05` (`505 / 10 ** 2`).     * Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei.     * NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.
+   */
+  decimals(overrides?: CallOverrides): Promise<number>;
+
+  /**
+   * Atomically decreases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`.
+   */
+  decreaseAllowance(
+    spender: PromiseOrValue<string>,
+    subtractedValue: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  /**
+   * Atomically increases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address.
+   */
+  increaseAllowance(
+    spender: PromiseOrValue<string>,
+    addedValue: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  isMinter(
+    account: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  /**
+   * See {ERC20-_mint}.     * Requirements:     * - the caller must have the {MinterRole}.
+   */
+  mint(
+    account: PromiseOrValue<string>,
+    amount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  /**
+   * Returns the name of the token.
+   */
+  name(overrides?: CallOverrides): Promise<string>;
+
+  renounceMinter(
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  /**
+   * Returns the symbol of the token, usually a shorter version of the name.
+   */
+  symbol(overrides?: CallOverrides): Promise<string>;
+
+  /**
+   * See {IERC20-totalSupply}.
+   */
+  totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+  /**
+   * See {IERC20-transfer}.     * Requirements:     * - `recipient` cannot be the zero address. - the caller must have a balance of at least `amount`.
+   */
+  transfer(
+    recipient: PromiseOrValue<string>,
+    amount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  /**
+   * See {IERC20-transferFrom}.     * Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20};     * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`.
+   */
+  transferFrom(
+    sender: PromiseOrValue<string>,
+    recipient: PromiseOrValue<string>,
+    amount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  callStatic: {
+    addMinter(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    /**
+     * See {IERC20-allowance}.
+     */
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-approve}.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    approve(
+      spender: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * See {IERC20-balanceOf}.
+     */
+    balanceOf(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5,05` (`505 / 10 ** 2`).     * Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei.     * NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.
+     */
+    decimals(overrides?: CallOverrides): Promise<number>;
+
+    /**
+     * Atomically decreases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`.
+     */
+    decreaseAllowance(
+      spender: PromiseOrValue<string>,
+      subtractedValue: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * Atomically increases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    increaseAllowance(
+      spender: PromiseOrValue<string>,
+      addedValue: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    isMinter(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * See {ERC20-_mint}.     * Requirements:     * - the caller must have the {MinterRole}.
+     */
+    mint(
+      account: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * Returns the name of the token.
+     */
+    name(overrides?: CallOverrides): Promise<string>;
+
+    renounceMinter(overrides?: CallOverrides): Promise<void>;
+
+    /**
+     * Returns the symbol of the token, usually a shorter version of the name.
+     */
+    symbol(overrides?: CallOverrides): Promise<string>;
+
+    /**
+     * See {IERC20-totalSupply}.
+     */
+    totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-transfer}.     * Requirements:     * - `recipient` cannot be the zero address. - the caller must have a balance of at least `amount`.
+     */
+    transfer(
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * See {IERC20-transferFrom}.     * Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20};     * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`.
+     */
+    transferFrom(
+      sender: PromiseOrValue<string>,
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+  };
+
+  filters: {
+    "Approval(address,address,uint256)"(
+      owner?: PromiseOrValue<string> | null,
+      spender?: PromiseOrValue<string> | null,
+      value?: null
+    ): ApprovalEventFilter;
+    Approval(
+      owner?: PromiseOrValue<string> | null,
+      spender?: PromiseOrValue<string> | null,
+      value?: null
+    ): ApprovalEventFilter;
+
+    "MinterAdded(address)"(
+      account?: PromiseOrValue<string> | null
+    ): MinterAddedEventFilter;
+    MinterAdded(
+      account?: PromiseOrValue<string> | null
+    ): MinterAddedEventFilter;
+
+    "MinterRemoved(address)"(
+      account?: PromiseOrValue<string> | null
+    ): MinterRemovedEventFilter;
+    MinterRemoved(
+      account?: PromiseOrValue<string> | null
+    ): MinterRemovedEventFilter;
+
+    "Transfer(address,address,uint256)"(
+      from?: PromiseOrValue<string> | null,
+      to?: PromiseOrValue<string> | null,
+      value?: null
+    ): TransferEventFilter;
+    Transfer(
+      from?: PromiseOrValue<string> | null,
+      to?: PromiseOrValue<string> | null,
+      value?: null
+    ): TransferEventFilter;
+  };
+
+  estimateGas: {
+    addMinter(
+      account: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-allowance}.
+     */
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-approve}.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    approve(
+      spender: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-balanceOf}.
+     */
+    balanceOf(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5,05` (`505 / 10 ** 2`).     * Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei.     * NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.
+     */
+    decimals(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Atomically decreases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`.
+     */
+    decreaseAllowance(
+      spender: PromiseOrValue<string>,
+      subtractedValue: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    /**
+     * Atomically increases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    increaseAllowance(
+      spender: PromiseOrValue<string>,
+      addedValue: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    isMinter(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * See {ERC20-_mint}.     * Requirements:     * - the caller must have the {MinterRole}.
+     */
+    mint(
+      account: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    /**
+     * Returns the name of the token.
+     */
+    name(overrides?: CallOverrides): Promise<BigNumber>;
+
+    renounceMinter(
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    /**
+     * Returns the symbol of the token, usually a shorter version of the name.
+     */
+    symbol(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-totalSupply}.
+     */
+    totalSupply(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-transfer}.     * Requirements:     * - `recipient` cannot be the zero address. - the caller must have a balance of at least `amount`.
+     */
+    transfer(
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    /**
+     * See {IERC20-transferFrom}.     * Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20};     * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`.
+     */
+    transferFrom(
+      sender: PromiseOrValue<string>,
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    addMinter(
+      account: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * See {IERC20-allowance}.
+     */
+    allowance(
+      owner: PromiseOrValue<string>,
+      spender: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * See {IERC20-approve}.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    approve(
+      spender: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * See {IERC20-balanceOf}.
+     */
+    balanceOf(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Returns the number of decimals used to get its user representation. For example, if `decimals` equals `2`, a balance of `505` tokens should be displayed to a user as `5,05` (`505 / 10 ** 2`).     * Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei.     * NOTE: This information is only used for _display_ purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.
+     */
+    decimals(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Atomically decreases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address. - `spender` must have allowance for the caller of at least `subtractedValue`.
+     */
+    decreaseAllowance(
+      spender: PromiseOrValue<string>,
+      subtractedValue: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Atomically increases the allowance granted to `spender` by the caller.     * This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}.     * Emits an {Approval} event indicating the updated allowance.     * Requirements:     * - `spender` cannot be the zero address.
+     */
+    increaseAllowance(
+      spender: PromiseOrValue<string>,
+      addedValue: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    isMinter(
+      account: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * See {ERC20-_mint}.     * Requirements:     * - the caller must have the {MinterRole}.
+     */
+    mint(
+      account: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Returns the name of the token.
+     */
+    name(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    renounceMinter(
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Returns the symbol of the token, usually a shorter version of the name.
+     */
+    symbol(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * See {IERC20-totalSupply}.
+     */
+    totalSupply(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * See {IERC20-transfer}.     * Requirements:     * - `recipient` cannot be the zero address. - the caller must have a balance of at least `amount`.
+     */
+    transfer(
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * See {IERC20-transferFrom}.     * Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20};     * Requirements: - `sender` and `recipient` cannot be the zero address. - `sender` must have a balance of at least `amount`. - the caller must have allowance for `sender`'s tokens of at least `amount`.
+     */
+    transferFrom(
+      sender: PromiseOrValue<string>,
+      recipient: PromiseOrValue<string>,
+      amount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/ERC20Tornado.ts b/@tornado/sdk-registry/src/deth/ERC20Tornado.ts
new file mode 100644
index 0000000..21b25d1
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/ERC20Tornado.ts
@@ -0,0 +1,943 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PayableOverrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface ERC20TornadoInterface extends utils.Interface {
+  functions: {
+    "FIELD_SIZE()": FunctionFragment;
+    "ROOT_HISTORY_SIZE()": FunctionFragment;
+    "ZERO_VALUE()": FunctionFragment;
+    "changeOperator(address)": FunctionFragment;
+    "commitments(bytes32)": FunctionFragment;
+    "currentRootIndex()": FunctionFragment;
+    "denomination()": FunctionFragment;
+    "deposit(bytes32)": FunctionFragment;
+    "filledSubtrees(uint256)": FunctionFragment;
+    "getLastRoot()": FunctionFragment;
+    "hashLeftRight(bytes32,bytes32)": FunctionFragment;
+    "isKnownRoot(bytes32)": FunctionFragment;
+    "isSpent(bytes32)": FunctionFragment;
+    "isSpentArray(bytes32[])": FunctionFragment;
+    "levels()": FunctionFragment;
+    "nextIndex()": FunctionFragment;
+    "nullifierHashes(bytes32)": FunctionFragment;
+    "operator()": FunctionFragment;
+    "roots(uint256)": FunctionFragment;
+    "token()": FunctionFragment;
+    "updateVerifier(address)": FunctionFragment;
+    "verifier()": FunctionFragment;
+    "withdraw(bytes,bytes32,bytes32,address,address,uint256,uint256)": FunctionFragment;
+    "zeros(uint256)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "FIELD_SIZE"
+      | "ROOT_HISTORY_SIZE"
+      | "ZERO_VALUE"
+      | "changeOperator"
+      | "commitments"
+      | "currentRootIndex"
+      | "denomination"
+      | "deposit"
+      | "filledSubtrees"
+      | "getLastRoot"
+      | "hashLeftRight"
+      | "isKnownRoot"
+      | "isSpent"
+      | "isSpentArray"
+      | "levels"
+      | "nextIndex"
+      | "nullifierHashes"
+      | "operator"
+      | "roots"
+      | "token"
+      | "updateVerifier"
+      | "verifier"
+      | "withdraw"
+      | "zeros"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "FIELD_SIZE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "ROOT_HISTORY_SIZE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "ZERO_VALUE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "changeOperator",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "commitments",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "currentRootIndex",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "denomination",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "deposit",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "filledSubtrees",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getLastRoot",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "hashLeftRight",
+    values: [PromiseOrValue<BytesLike>, PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isKnownRoot",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isSpent",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isSpentArray",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(functionFragment: "levels", values?: undefined): string;
+  encodeFunctionData(functionFragment: "nextIndex", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "nullifierHashes",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(functionFragment: "operator", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "roots",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(functionFragment: "token", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "updateVerifier",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(functionFragment: "verifier", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "withdraw",
+    values: [
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "zeros",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+
+  decodeFunctionResult(functionFragment: "FIELD_SIZE", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "ROOT_HISTORY_SIZE",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "ZERO_VALUE", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "changeOperator",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "commitments",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "currentRootIndex",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "denomination",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "deposit", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "filledSubtrees",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getLastRoot",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "hashLeftRight",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "isKnownRoot",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "isSpent", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isSpentArray",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "levels", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "nextIndex", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifierHashes",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "operator", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "roots", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "token", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "updateVerifier",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "verifier", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "withdraw", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "zeros", data: BytesLike): Result;
+
+  events: {
+    "Deposit(bytes32,uint32,uint256)": EventFragment;
+    "Withdrawal(address,bytes32,address,uint256)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "Deposit"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "Withdrawal"): EventFragment;
+}
+
+export interface DepositEventObject {
+  commitment: string;
+  leafIndex: number;
+  timestamp: BigNumber;
+}
+export type DepositEvent = TypedEvent<
+  [string, number, BigNumber],
+  DepositEventObject
+>;
+
+export type DepositEventFilter = TypedEventFilter<DepositEvent>;
+
+export interface WithdrawalEventObject {
+  to: string;
+  nullifierHash: string;
+  relayer: string;
+  fee: BigNumber;
+}
+export type WithdrawalEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  WithdrawalEventObject
+>;
+
+export type WithdrawalEventFilter = TypedEventFilter<WithdrawalEvent>;
+
+export interface ERC20Tornado extends BaseContract {
+  contractName: "ERC20Tornado";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: ERC20TornadoInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<[number]>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<[number]>;
+
+    denomination(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<[string]>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[boolean[]] & { spent: boolean[] }>;
+
+    levels(overrides?: CallOverrides): Promise<[number]>;
+
+    nextIndex(overrides?: CallOverrides): Promise<[number]>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    operator(overrides?: CallOverrides): Promise<[string]>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    token(overrides?: CallOverrides): Promise<[string]>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    verifier(overrides?: CallOverrides): Promise<[string]>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+  };
+
+  FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+  ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<number>;
+
+  ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+  /**
+   * operator can change his address
+   */
+  changeOperator(
+    _newOperator: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  commitments(
+    arg0: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  currentRootIndex(overrides?: CallOverrides): Promise<number>;
+
+  denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+  /**
+   * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+   * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+   */
+  deposit(
+    _commitment: PromiseOrValue<BytesLike>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  filledSubtrees(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  /**
+   * Returns the last root
+   */
+  getLastRoot(overrides?: CallOverrides): Promise<string>;
+
+  /**
+   * Hash 2 tree leaves, returns MiMC(_left, _right)
+   */
+  hashLeftRight(
+    _left: PromiseOrValue<BytesLike>,
+    _right: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  /**
+   * Whether the root is present in the root history
+   */
+  isKnownRoot(
+    _root: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  /**
+   * whether a note is already spent
+   */
+  isSpent(
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  /**
+   * whether an array of notes is already spent
+   */
+  isSpentArray(
+    _nullifierHashes: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<boolean[]>;
+
+  levels(overrides?: CallOverrides): Promise<number>;
+
+  nextIndex(overrides?: CallOverrides): Promise<number>;
+
+  nullifierHashes(
+    arg0: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  operator(overrides?: CallOverrides): Promise<string>;
+
+  roots(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  token(overrides?: CallOverrides): Promise<string>;
+
+  /**
+   * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+   */
+  updateVerifier(
+    _newVerifier: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  verifier(overrides?: CallOverrides): Promise<string>;
+
+  /**
+   * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+   */
+  withdraw(
+    _proof: PromiseOrValue<BytesLike>,
+    _root: PromiseOrValue<BytesLike>,
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    _recipient: PromiseOrValue<string>,
+    _relayer: PromiseOrValue<string>,
+    _fee: PromiseOrValue<BigNumberish>,
+    _refund: PromiseOrValue<BigNumberish>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  zeros(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  callStatic: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<number>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<number>;
+
+    denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<string>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<boolean[]>;
+
+    levels(overrides?: CallOverrides): Promise<number>;
+
+    nextIndex(overrides?: CallOverrides): Promise<number>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    operator(overrides?: CallOverrides): Promise<string>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    token(overrides?: CallOverrides): Promise<string>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    verifier(overrides?: CallOverrides): Promise<string>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+  };
+
+  filters: {
+    "Deposit(bytes32,uint32,uint256)"(
+      commitment?: PromiseOrValue<BytesLike> | null,
+      leafIndex?: null,
+      timestamp?: null
+    ): DepositEventFilter;
+    Deposit(
+      commitment?: PromiseOrValue<BytesLike> | null,
+      leafIndex?: null,
+      timestamp?: null
+    ): DepositEventFilter;
+
+    "Withdrawal(address,bytes32,address,uint256)"(
+      to?: null,
+      nullifierHash?: null,
+      relayer?: PromiseOrValue<string> | null,
+      fee?: null
+    ): WithdrawalEventFilter;
+    Withdrawal(
+      to?: null,
+      nullifierHash?: null,
+      relayer?: PromiseOrValue<string> | null,
+      fee?: null
+    ): WithdrawalEventFilter;
+  };
+
+  estimateGas: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<BigNumber>;
+
+    denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    levels(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nextIndex(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    operator(overrides?: CallOverrides): Promise<BigNumber>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    token(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    verifier(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    denomination(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    levels(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nextIndex(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    operator(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    token(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    verifier(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/ETHTornado.ts b/@tornado/sdk-registry/src/deth/ETHTornado.ts
new file mode 100644
index 0000000..ad66c1c
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/ETHTornado.ts
@@ -0,0 +1,929 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PayableOverrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface ETHTornadoInterface extends utils.Interface {
+  functions: {
+    "FIELD_SIZE()": FunctionFragment;
+    "ROOT_HISTORY_SIZE()": FunctionFragment;
+    "ZERO_VALUE()": FunctionFragment;
+    "changeOperator(address)": FunctionFragment;
+    "commitments(bytes32)": FunctionFragment;
+    "currentRootIndex()": FunctionFragment;
+    "denomination()": FunctionFragment;
+    "deposit(bytes32)": FunctionFragment;
+    "filledSubtrees(uint256)": FunctionFragment;
+    "getLastRoot()": FunctionFragment;
+    "hashLeftRight(bytes32,bytes32)": FunctionFragment;
+    "isKnownRoot(bytes32)": FunctionFragment;
+    "isSpent(bytes32)": FunctionFragment;
+    "isSpentArray(bytes32[])": FunctionFragment;
+    "levels()": FunctionFragment;
+    "nextIndex()": FunctionFragment;
+    "nullifierHashes(bytes32)": FunctionFragment;
+    "operator()": FunctionFragment;
+    "roots(uint256)": FunctionFragment;
+    "updateVerifier(address)": FunctionFragment;
+    "verifier()": FunctionFragment;
+    "withdraw(bytes,bytes32,bytes32,address,address,uint256,uint256)": FunctionFragment;
+    "zeros(uint256)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "FIELD_SIZE"
+      | "ROOT_HISTORY_SIZE"
+      | "ZERO_VALUE"
+      | "changeOperator"
+      | "commitments"
+      | "currentRootIndex"
+      | "denomination"
+      | "deposit"
+      | "filledSubtrees"
+      | "getLastRoot"
+      | "hashLeftRight"
+      | "isKnownRoot"
+      | "isSpent"
+      | "isSpentArray"
+      | "levels"
+      | "nextIndex"
+      | "nullifierHashes"
+      | "operator"
+      | "roots"
+      | "updateVerifier"
+      | "verifier"
+      | "withdraw"
+      | "zeros"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "FIELD_SIZE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "ROOT_HISTORY_SIZE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "ZERO_VALUE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "changeOperator",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "commitments",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "currentRootIndex",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "denomination",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "deposit",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "filledSubtrees",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getLastRoot",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "hashLeftRight",
+    values: [PromiseOrValue<BytesLike>, PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isKnownRoot",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isSpent",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isSpentArray",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(functionFragment: "levels", values?: undefined): string;
+  encodeFunctionData(functionFragment: "nextIndex", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "nullifierHashes",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(functionFragment: "operator", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "roots",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "updateVerifier",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(functionFragment: "verifier", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "withdraw",
+    values: [
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "zeros",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+
+  decodeFunctionResult(functionFragment: "FIELD_SIZE", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "ROOT_HISTORY_SIZE",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "ZERO_VALUE", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "changeOperator",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "commitments",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "currentRootIndex",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "denomination",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "deposit", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "filledSubtrees",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getLastRoot",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "hashLeftRight",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "isKnownRoot",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "isSpent", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isSpentArray",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "levels", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "nextIndex", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifierHashes",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "operator", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "roots", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "updateVerifier",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "verifier", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "withdraw", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "zeros", data: BytesLike): Result;
+
+  events: {
+    "Deposit(bytes32,uint32,uint256)": EventFragment;
+    "Withdrawal(address,bytes32,address,uint256)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "Deposit"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "Withdrawal"): EventFragment;
+}
+
+export interface DepositEventObject {
+  commitment: string;
+  leafIndex: number;
+  timestamp: BigNumber;
+}
+export type DepositEvent = TypedEvent<
+  [string, number, BigNumber],
+  DepositEventObject
+>;
+
+export type DepositEventFilter = TypedEventFilter<DepositEvent>;
+
+export interface WithdrawalEventObject {
+  to: string;
+  nullifierHash: string;
+  relayer: string;
+  fee: BigNumber;
+}
+export type WithdrawalEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  WithdrawalEventObject
+>;
+
+export type WithdrawalEventFilter = TypedEventFilter<WithdrawalEvent>;
+
+export interface ETHTornado extends BaseContract {
+  contractName: "ETHTornado";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: ETHTornadoInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<[number]>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<[number]>;
+
+    denomination(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<[string]>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[boolean[]] & { spent: boolean[] }>;
+
+    levels(overrides?: CallOverrides): Promise<[number]>;
+
+    nextIndex(overrides?: CallOverrides): Promise<[number]>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    operator(overrides?: CallOverrides): Promise<[string]>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    verifier(overrides?: CallOverrides): Promise<[string]>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+  };
+
+  FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+  ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<number>;
+
+  ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+  /**
+   * operator can change his address
+   */
+  changeOperator(
+    _newOperator: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  commitments(
+    arg0: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  currentRootIndex(overrides?: CallOverrides): Promise<number>;
+
+  denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+  /**
+   * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+   * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+   */
+  deposit(
+    _commitment: PromiseOrValue<BytesLike>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  filledSubtrees(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  /**
+   * Returns the last root
+   */
+  getLastRoot(overrides?: CallOverrides): Promise<string>;
+
+  /**
+   * Hash 2 tree leaves, returns MiMC(_left, _right)
+   */
+  hashLeftRight(
+    _left: PromiseOrValue<BytesLike>,
+    _right: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  /**
+   * Whether the root is present in the root history
+   */
+  isKnownRoot(
+    _root: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  /**
+   * whether a note is already spent
+   */
+  isSpent(
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  /**
+   * whether an array of notes is already spent
+   */
+  isSpentArray(
+    _nullifierHashes: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<boolean[]>;
+
+  levels(overrides?: CallOverrides): Promise<number>;
+
+  nextIndex(overrides?: CallOverrides): Promise<number>;
+
+  nullifierHashes(
+    arg0: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  operator(overrides?: CallOverrides): Promise<string>;
+
+  roots(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  /**
+   * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+   */
+  updateVerifier(
+    _newVerifier: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  verifier(overrides?: CallOverrides): Promise<string>;
+
+  /**
+   * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+   */
+  withdraw(
+    _proof: PromiseOrValue<BytesLike>,
+    _root: PromiseOrValue<BytesLike>,
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    _recipient: PromiseOrValue<string>,
+    _relayer: PromiseOrValue<string>,
+    _fee: PromiseOrValue<BigNumberish>,
+    _refund: PromiseOrValue<BigNumberish>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  zeros(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  callStatic: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<number>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<number>;
+
+    denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<string>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<boolean[]>;
+
+    levels(overrides?: CallOverrides): Promise<number>;
+
+    nextIndex(overrides?: CallOverrides): Promise<number>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    operator(overrides?: CallOverrides): Promise<string>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    verifier(overrides?: CallOverrides): Promise<string>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+  };
+
+  filters: {
+    "Deposit(bytes32,uint32,uint256)"(
+      commitment?: PromiseOrValue<BytesLike> | null,
+      leafIndex?: null,
+      timestamp?: null
+    ): DepositEventFilter;
+    Deposit(
+      commitment?: PromiseOrValue<BytesLike> | null,
+      leafIndex?: null,
+      timestamp?: null
+    ): DepositEventFilter;
+
+    "Withdrawal(address,bytes32,address,uint256)"(
+      to?: null,
+      nullifierHash?: null,
+      relayer?: PromiseOrValue<string> | null,
+      fee?: null
+    ): WithdrawalEventFilter;
+    Withdrawal(
+      to?: null,
+      nullifierHash?: null,
+      relayer?: PromiseOrValue<string> | null,
+      fee?: null
+    ): WithdrawalEventFilter;
+  };
+
+  estimateGas: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<BigNumber>;
+
+    denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    levels(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nextIndex(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    operator(overrides?: CallOverrides): Promise<BigNumber>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    verifier(overrides?: CallOverrides): Promise<BigNumber>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    FIELD_SIZE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * operator can change his address
+     */
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    denomination(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.
+     * @param _commitment the note commitment, which is PedersenHash(nullifier + secret)
+     */
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Returns the last root
+     */
+    getLastRoot(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Hash 2 tree leaves, returns MiMC(_left, _right)
+     */
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * Whether the root is present in the root history
+     */
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * whether a note is already spent
+     */
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * whether an array of notes is already spent
+     */
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    levels(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nextIndex(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    operator(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    /**
+     * allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address
+     */
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    verifier(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    /**
+     * Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)
+     */
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/Multicall3Contract.ts b/@tornado/sdk-registry/src/deth/Multicall3Contract.ts
new file mode 100644
index 0000000..ec1a1fc
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/Multicall3Contract.ts
@@ -0,0 +1,600 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  PayableOverrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type { FunctionFragment, Result } from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export declare namespace Multicall3 {
+  export type CallStruct = {
+    target: PromiseOrValue<string>;
+    callData: PromiseOrValue<BytesLike>;
+  };
+
+  export type CallStructOutput = [string, string] & {
+    target: string;
+    callData: string;
+  };
+
+  export type Call3Struct = {
+    target: PromiseOrValue<string>;
+    allowFailure: PromiseOrValue<boolean>;
+    callData: PromiseOrValue<BytesLike>;
+  };
+
+  export type Call3StructOutput = [string, boolean, string] & {
+    target: string;
+    allowFailure: boolean;
+    callData: string;
+  };
+
+  export type ResultStruct = {
+    success: PromiseOrValue<boolean>;
+    returnData: PromiseOrValue<BytesLike>;
+  };
+
+  export type ResultStructOutput = [boolean, string] & {
+    success: boolean;
+    returnData: string;
+  };
+
+  export type Call3ValueStruct = {
+    target: PromiseOrValue<string>;
+    allowFailure: PromiseOrValue<boolean>;
+    value: PromiseOrValue<BigNumberish>;
+    callData: PromiseOrValue<BytesLike>;
+  };
+
+  export type Call3ValueStructOutput = [string, boolean, BigNumber, string] & {
+    target: string;
+    allowFailure: boolean;
+    value: BigNumber;
+    callData: string;
+  };
+}
+
+export interface Multicall3ContractInterface extends utils.Interface {
+  functions: {
+    "aggregate((address,bytes)[])": FunctionFragment;
+    "aggregate3((address,bool,bytes)[])": FunctionFragment;
+    "aggregate3Value((address,bool,uint256,bytes)[])": FunctionFragment;
+    "blockAndAggregate((address,bytes)[])": FunctionFragment;
+    "getBasefee()": FunctionFragment;
+    "getBlockHash(uint256)": FunctionFragment;
+    "getBlockNumber()": FunctionFragment;
+    "getChainId()": FunctionFragment;
+    "getCurrentBlockCoinbase()": FunctionFragment;
+    "getCurrentBlockDifficulty()": FunctionFragment;
+    "getCurrentBlockGasLimit()": FunctionFragment;
+    "getCurrentBlockTimestamp()": FunctionFragment;
+    "getEthBalance(address)": FunctionFragment;
+    "getLastBlockHash()": FunctionFragment;
+    "tryAggregate(bool,(address,bytes)[])": FunctionFragment;
+    "tryBlockAndAggregate(bool,(address,bytes)[])": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "aggregate"
+      | "aggregate3"
+      | "aggregate3Value"
+      | "blockAndAggregate"
+      | "getBasefee"
+      | "getBlockHash"
+      | "getBlockNumber"
+      | "getChainId"
+      | "getCurrentBlockCoinbase"
+      | "getCurrentBlockDifficulty"
+      | "getCurrentBlockGasLimit"
+      | "getCurrentBlockTimestamp"
+      | "getEthBalance"
+      | "getLastBlockHash"
+      | "tryAggregate"
+      | "tryBlockAndAggregate"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "aggregate",
+    values: [Multicall3.CallStruct[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "aggregate3",
+    values: [Multicall3.Call3Struct[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "aggregate3Value",
+    values: [Multicall3.Call3ValueStruct[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "blockAndAggregate",
+    values: [Multicall3.CallStruct[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getBasefee",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getBlockHash",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getBlockNumber",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getChainId",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockCoinbase",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockDifficulty",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockGasLimit",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockTimestamp",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getEthBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getLastBlockHash",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "tryAggregate",
+    values: [PromiseOrValue<boolean>, Multicall3.CallStruct[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "tryBlockAndAggregate",
+    values: [PromiseOrValue<boolean>, Multicall3.CallStruct[]]
+  ): string;
+
+  decodeFunctionResult(functionFragment: "aggregate", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "aggregate3", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "aggregate3Value",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "blockAndAggregate",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "getBasefee", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getBlockHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getBlockNumber",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "getChainId", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockCoinbase",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockDifficulty",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockGasLimit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockTimestamp",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getEthBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getLastBlockHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "tryAggregate",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "tryBlockAndAggregate",
+    data: BytesLike
+  ): Result;
+
+  events: {};
+}
+
+export interface Multicall3Contract extends BaseContract {
+  contractName: "Multicall3Contract";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: Multicall3ContractInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    aggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    aggregate3(
+      calls: Multicall3.Call3Struct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    aggregate3Value(
+      calls: Multicall3.Call3ValueStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    blockAndAggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    getBasefee(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { basefee: BigNumber }>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string] & { blockHash: string }>;
+
+    getBlockNumber(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { blockNumber: BigNumber }>;
+
+    getChainId(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { chainid: BigNumber }>;
+
+    getCurrentBlockCoinbase(
+      overrides?: CallOverrides
+    ): Promise<[string] & { coinbase: string }>;
+
+    getCurrentBlockDifficulty(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { difficulty: BigNumber }>;
+
+    getCurrentBlockGasLimit(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { gaslimit: BigNumber }>;
+
+    getCurrentBlockTimestamp(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { timestamp: BigNumber }>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { balance: BigNumber }>;
+
+    getLastBlockHash(
+      overrides?: CallOverrides
+    ): Promise<[string] & { blockHash: string }>;
+
+    tryAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    tryBlockAndAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+  };
+
+  aggregate(
+    calls: Multicall3.CallStruct[],
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  aggregate3(
+    calls: Multicall3.Call3Struct[],
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  aggregate3Value(
+    calls: Multicall3.Call3ValueStruct[],
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  blockAndAggregate(
+    calls: Multicall3.CallStruct[],
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  getBasefee(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getBlockHash(
+    blockNumber: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  getBlockNumber(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getChainId(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getCurrentBlockCoinbase(overrides?: CallOverrides): Promise<string>;
+
+  getCurrentBlockDifficulty(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getCurrentBlockGasLimit(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getCurrentBlockTimestamp(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getEthBalance(
+    addr: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  getLastBlockHash(overrides?: CallOverrides): Promise<string>;
+
+  tryAggregate(
+    requireSuccess: PromiseOrValue<boolean>,
+    calls: Multicall3.CallStruct[],
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  tryBlockAndAggregate(
+    requireSuccess: PromiseOrValue<boolean>,
+    calls: Multicall3.CallStruct[],
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  callStatic: {
+    aggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: CallOverrides
+    ): Promise<
+      [BigNumber, string[]] & { blockNumber: BigNumber; returnData: string[] }
+    >;
+
+    aggregate3(
+      calls: Multicall3.Call3Struct[],
+      overrides?: CallOverrides
+    ): Promise<Multicall3.ResultStructOutput[]>;
+
+    aggregate3Value(
+      calls: Multicall3.Call3ValueStruct[],
+      overrides?: CallOverrides
+    ): Promise<Multicall3.ResultStructOutput[]>;
+
+    blockAndAggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: CallOverrides
+    ): Promise<
+      [BigNumber, string, Multicall3.ResultStructOutput[]] & {
+        blockNumber: BigNumber;
+        blockHash: string;
+        returnData: Multicall3.ResultStructOutput[];
+      }
+    >;
+
+    getBasefee(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    getBlockNumber(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getChainId(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockCoinbase(overrides?: CallOverrides): Promise<string>;
+
+    getCurrentBlockDifficulty(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockGasLimit(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockTimestamp(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getLastBlockHash(overrides?: CallOverrides): Promise<string>;
+
+    tryAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: CallOverrides
+    ): Promise<Multicall3.ResultStructOutput[]>;
+
+    tryBlockAndAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: CallOverrides
+    ): Promise<
+      [BigNumber, string, Multicall3.ResultStructOutput[]] & {
+        blockNumber: BigNumber;
+        blockHash: string;
+        returnData: Multicall3.ResultStructOutput[];
+      }
+    >;
+  };
+
+  filters: {};
+
+  estimateGas: {
+    aggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    aggregate3(
+      calls: Multicall3.Call3Struct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    aggregate3Value(
+      calls: Multicall3.Call3ValueStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    blockAndAggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    getBasefee(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getBlockNumber(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getChainId(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockCoinbase(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockDifficulty(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockGasLimit(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockTimestamp(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getLastBlockHash(overrides?: CallOverrides): Promise<BigNumber>;
+
+    tryAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    tryBlockAndAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    aggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    aggregate3(
+      calls: Multicall3.Call3Struct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    aggregate3Value(
+      calls: Multicall3.Call3ValueStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    blockAndAggregate(
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    getBasefee(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getBlockNumber(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getChainId(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getCurrentBlockCoinbase(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockDifficulty(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockGasLimit(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockTimestamp(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getLastBlockHash(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    tryAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    tryBlockAndAggregate(
+      requireSuccess: PromiseOrValue<boolean>,
+      calls: Multicall3.CallStruct[],
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/MulticallContract.ts b/@tornado/sdk-registry/src/deth/MulticallContract.ts
new file mode 100644
index 0000000..32845f8
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/MulticallContract.ts
@@ -0,0 +1,310 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type { FunctionFragment, Result } from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export declare namespace Multicall {
+  export type CallStruct = {
+    target: PromiseOrValue<string>;
+    callData: PromiseOrValue<BytesLike>;
+  };
+
+  export type CallStructOutput = [string, string] & {
+    target: string;
+    callData: string;
+  };
+}
+
+export interface MulticallContractInterface extends utils.Interface {
+  functions: {
+    "aggregate((address,bytes)[])": FunctionFragment;
+    "getBlockHash(uint256)": FunctionFragment;
+    "getCurrentBlockCoinbase()": FunctionFragment;
+    "getCurrentBlockDifficulty()": FunctionFragment;
+    "getCurrentBlockGasLimit()": FunctionFragment;
+    "getCurrentBlockTimestamp()": FunctionFragment;
+    "getEthBalance(address)": FunctionFragment;
+    "getLastBlockHash()": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "aggregate"
+      | "getBlockHash"
+      | "getCurrentBlockCoinbase"
+      | "getCurrentBlockDifficulty"
+      | "getCurrentBlockGasLimit"
+      | "getCurrentBlockTimestamp"
+      | "getEthBalance"
+      | "getLastBlockHash"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "aggregate",
+    values: [Multicall.CallStruct[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getBlockHash",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockCoinbase",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockDifficulty",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockGasLimit",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getCurrentBlockTimestamp",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getEthBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getLastBlockHash",
+    values?: undefined
+  ): string;
+
+  decodeFunctionResult(functionFragment: "aggregate", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getBlockHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockCoinbase",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockDifficulty",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockGasLimit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getCurrentBlockTimestamp",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getEthBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getLastBlockHash",
+    data: BytesLike
+  ): Result;
+
+  events: {};
+}
+
+export interface MulticallContract extends BaseContract {
+  contractName: "MulticallContract";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: MulticallContractInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    aggregate(
+      calls: Multicall.CallStruct[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string] & { blockHash: string }>;
+
+    getCurrentBlockCoinbase(
+      overrides?: CallOverrides
+    ): Promise<[string] & { coinbase: string }>;
+
+    getCurrentBlockDifficulty(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { difficulty: BigNumber }>;
+
+    getCurrentBlockGasLimit(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { gaslimit: BigNumber }>;
+
+    getCurrentBlockTimestamp(
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { timestamp: BigNumber }>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber] & { balance: BigNumber }>;
+
+    getLastBlockHash(
+      overrides?: CallOverrides
+    ): Promise<[string] & { blockHash: string }>;
+  };
+
+  aggregate(
+    calls: Multicall.CallStruct[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  getBlockHash(
+    blockNumber: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  getCurrentBlockCoinbase(overrides?: CallOverrides): Promise<string>;
+
+  getCurrentBlockDifficulty(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getCurrentBlockGasLimit(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getCurrentBlockTimestamp(overrides?: CallOverrides): Promise<BigNumber>;
+
+  getEthBalance(
+    addr: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  getLastBlockHash(overrides?: CallOverrides): Promise<string>;
+
+  callStatic: {
+    aggregate(
+      calls: Multicall.CallStruct[],
+      overrides?: CallOverrides
+    ): Promise<
+      [BigNumber, string[]] & { blockNumber: BigNumber; returnData: string[] }
+    >;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    getCurrentBlockCoinbase(overrides?: CallOverrides): Promise<string>;
+
+    getCurrentBlockDifficulty(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockGasLimit(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockTimestamp(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getLastBlockHash(overrides?: CallOverrides): Promise<string>;
+  };
+
+  filters: {};
+
+  estimateGas: {
+    aggregate(
+      calls: Multicall.CallStruct[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getCurrentBlockCoinbase(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockDifficulty(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockGasLimit(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getCurrentBlockTimestamp(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getLastBlockHash(overrides?: CallOverrides): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    aggregate(
+      calls: Multicall.CallStruct[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    getBlockHash(
+      blockNumber: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockCoinbase(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockDifficulty(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockGasLimit(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getCurrentBlockTimestamp(
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getEthBalance(
+      addr: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getLastBlockHash(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/RelayerRegistry.ts b/@tornado/sdk-registry/src/deth/RelayerRegistry.ts
new file mode 100644
index 0000000..4e291e6
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/RelayerRegistry.ts
@@ -0,0 +1,1138 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface RelayerRegistryInterface extends utils.Interface {
+  functions: {
+    "bulkResolve(bytes32[])": FunctionFragment;
+    "burn(address,address,address)": FunctionFragment;
+    "ens()": FunctionFragment;
+    "feeManager()": FunctionFragment;
+    "getRelayerBalance(address)": FunctionFragment;
+    "getRelayerEnsHash(address)": FunctionFragment;
+    "governance()": FunctionFragment;
+    "initialize(bytes32)": FunctionFragment;
+    "isRelayer(address)": FunctionFragment;
+    "isRelayerRegistered(address,address)": FunctionFragment;
+    "minStakeAmount()": FunctionFragment;
+    "nullifyBalance(address)": FunctionFragment;
+    "register(string,uint256,address[])": FunctionFragment;
+    "registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "registerWorker(address,address)": FunctionFragment;
+    "relayers(address)": FunctionFragment;
+    "resolve(bytes32)": FunctionFragment;
+    "setMinStakeAmount(uint256)": FunctionFragment;
+    "setTornadoRouter(address)": FunctionFragment;
+    "stakeToRelayer(address,uint256)": FunctionFragment;
+    "stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "staking()": FunctionFragment;
+    "torn()": FunctionFragment;
+    "tornadoRouter()": FunctionFragment;
+    "unregisterWorker(address)": FunctionFragment;
+    "workers(address)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "bulkResolve"
+      | "burn"
+      | "ens"
+      | "feeManager"
+      | "getRelayerBalance"
+      | "getRelayerEnsHash"
+      | "governance"
+      | "initialize"
+      | "isRelayer"
+      | "isRelayerRegistered"
+      | "minStakeAmount"
+      | "nullifyBalance"
+      | "register"
+      | "registerPermit"
+      | "registerWorker"
+      | "relayers"
+      | "resolve"
+      | "setMinStakeAmount"
+      | "setTornadoRouter"
+      | "stakeToRelayer"
+      | "stakeToRelayerPermit"
+      | "staking"
+      | "torn"
+      | "tornadoRouter"
+      | "unregisterWorker"
+      | "workers"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "bulkResolve",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "burn",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "ens", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "feeManager",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerEnsHash",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "governance",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "initialize",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayer",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayerRegistered",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "minStakeAmount",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "nullifyBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "register",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[]
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerWorker",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "relayers",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "resolve",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setMinStakeAmount",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setTornadoRouter",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayer",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "staking", values?: undefined): string;
+  encodeFunctionData(functionFragment: "torn", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "tornadoRouter",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "unregisterWorker",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "workers",
+    values: [PromiseOrValue<string>]
+  ): string;
+
+  decodeFunctionResult(
+    functionFragment: "bulkResolve",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "burn", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "ens", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "feeManager", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerEnsHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "governance", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "initialize", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "isRelayer", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isRelayerRegistered",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "minStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifyBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "register", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "registerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "registerWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "relayers", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "resolve", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "setMinStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "setTornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayer",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "staking", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "torn", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "tornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "unregisterWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "workers", data: BytesLike): Result;
+
+  events: {
+    "MinimumStakeAmount(uint256)": EventFragment;
+    "RelayerBalanceNullified(address)": EventFragment;
+    "RelayerRegistered(bytes32,string,address,uint256)": EventFragment;
+    "RouterRegistered(address)": EventFragment;
+    "StakeAddedToRelayer(address,uint256)": EventFragment;
+    "StakeBurned(address,uint256)": EventFragment;
+    "WorkerRegistered(address,address)": EventFragment;
+    "WorkerUnregistered(address,address)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "MinimumStakeAmount"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerBalanceNullified"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RouterRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeAddedToRelayer"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeBurned"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerUnregistered"): EventFragment;
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber;
+}
+export type MinimumStakeAmountEvent = TypedEvent<
+  [BigNumber],
+  MinimumStakeAmountEventObject
+>;
+
+export type MinimumStakeAmountEventFilter =
+  TypedEventFilter<MinimumStakeAmountEvent>;
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string;
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<
+  [string],
+  RelayerBalanceNullifiedEventObject
+>;
+
+export type RelayerBalanceNullifiedEventFilter =
+  TypedEventFilter<RelayerBalanceNullifiedEvent>;
+
+export interface RelayerRegisteredEventObject {
+  relayer: string;
+  ensName: string;
+  relayerAddress: string;
+  stakedAmount: BigNumber;
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>;
+
+export type RelayerRegisteredEventFilter =
+  TypedEventFilter<RelayerRegisteredEvent>;
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string;
+}
+export type RouterRegisteredEvent = TypedEvent<
+  [string],
+  RouterRegisteredEventObject
+>;
+
+export type RouterRegisteredEventFilter =
+  TypedEventFilter<RouterRegisteredEvent>;
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string;
+  amountStakeAdded: BigNumber;
+}
+export type StakeAddedToRelayerEvent = TypedEvent<
+  [string, BigNumber],
+  StakeAddedToRelayerEventObject
+>;
+
+export type StakeAddedToRelayerEventFilter =
+  TypedEventFilter<StakeAddedToRelayerEvent>;
+
+export interface StakeBurnedEventObject {
+  relayer: string;
+  amountBurned: BigNumber;
+}
+export type StakeBurnedEvent = TypedEvent<
+  [string, BigNumber],
+  StakeBurnedEventObject
+>;
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>;
+
+export interface WorkerRegisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerRegisteredEvent = TypedEvent<
+  [string, string],
+  WorkerRegisteredEventObject
+>;
+
+export type WorkerRegisteredEventFilter =
+  TypedEventFilter<WorkerRegisteredEvent>;
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerUnregisteredEvent = TypedEvent<
+  [string, string],
+  WorkerUnregisteredEventObject
+>;
+
+export type WorkerUnregisteredEventFilter =
+  TypedEventFilter<WorkerUnregisteredEvent>;
+
+export interface RelayerRegistry extends BaseContract {
+  contractName: "RelayerRegistry";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: RelayerRegistryInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<[string]>;
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    governance(overrides?: CallOverrides): Promise<[string]>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<[string]>;
+
+    torn(overrides?: CallOverrides): Promise<[string]>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+  };
+
+  bulkResolve(
+    domains: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<string[]>;
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  ens(overrides?: CallOverrides): Promise<string>;
+
+  feeManager(overrides?: CallOverrides): Promise<string>;
+
+  getRelayerBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  getRelayerEnsHash(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  governance(overrides?: CallOverrides): Promise<string>;
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  isRelayer(
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+  resolve(
+    node: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  staking(overrides?: CallOverrides): Promise<string>;
+
+  torn(overrides?: CallOverrides): Promise<string>;
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  workers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  callStatic: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<string[]>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    ens(overrides?: CallOverrides): Promise<string>;
+
+    feeManager(overrides?: CallOverrides): Promise<string>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    governance(overrides?: CallOverrides): Promise<string>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    staking(overrides?: CallOverrides): Promise<string>;
+
+    torn(overrides?: CallOverrides): Promise<string>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+  };
+
+  filters: {
+    "MinimumStakeAmount(uint256)"(
+      minStakeAmount?: null
+    ): MinimumStakeAmountEventFilter;
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter;
+
+    "RelayerBalanceNullified(address)"(
+      relayer?: null
+    ): RelayerBalanceNullifiedEventFilter;
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter;
+
+    "RelayerRegistered(bytes32,string,address,uint256)"(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+
+    "RouterRegistered(address)"(
+      tornadoRouter?: null
+    ): RouterRegisteredEventFilter;
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter;
+
+    "StakeAddedToRelayer(address,uint256)"(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+    StakeAddedToRelayer(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+
+    "StakeBurned(address,uint256)"(
+      relayer?: null,
+      amountBurned?: null
+    ): StakeBurnedEventFilter;
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter;
+
+    "WorkerRegistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+    WorkerRegistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+
+    "WorkerUnregistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+    WorkerUnregistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+  };
+
+  estimateGas: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>;
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>;
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/RelayerRegistryAbi.ts b/@tornado/sdk-registry/src/deth/RelayerRegistryAbi.ts
new file mode 100644
index 0000000..eb238e8
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/RelayerRegistryAbi.ts
@@ -0,0 +1,1138 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface RelayerRegistryAbiInterface extends utils.Interface {
+  functions: {
+    "bulkResolve(bytes32[])": FunctionFragment;
+    "burn(address,address,address)": FunctionFragment;
+    "ens()": FunctionFragment;
+    "feeManager()": FunctionFragment;
+    "getRelayerBalance(address)": FunctionFragment;
+    "getRelayerEnsHash(address)": FunctionFragment;
+    "governance()": FunctionFragment;
+    "initialize(bytes32)": FunctionFragment;
+    "isRelayer(address)": FunctionFragment;
+    "isRelayerRegistered(address,address)": FunctionFragment;
+    "minStakeAmount()": FunctionFragment;
+    "nullifyBalance(address)": FunctionFragment;
+    "register(string,uint256,address[])": FunctionFragment;
+    "registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "registerWorker(address,address)": FunctionFragment;
+    "relayers(address)": FunctionFragment;
+    "resolve(bytes32)": FunctionFragment;
+    "setMinStakeAmount(uint256)": FunctionFragment;
+    "setTornadoRouter(address)": FunctionFragment;
+    "stakeToRelayer(address,uint256)": FunctionFragment;
+    "stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "staking()": FunctionFragment;
+    "torn()": FunctionFragment;
+    "tornadoRouter()": FunctionFragment;
+    "unregisterWorker(address)": FunctionFragment;
+    "workers(address)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "bulkResolve"
+      | "burn"
+      | "ens"
+      | "feeManager"
+      | "getRelayerBalance"
+      | "getRelayerEnsHash"
+      | "governance"
+      | "initialize"
+      | "isRelayer"
+      | "isRelayerRegistered"
+      | "minStakeAmount"
+      | "nullifyBalance"
+      | "register"
+      | "registerPermit"
+      | "registerWorker"
+      | "relayers"
+      | "resolve"
+      | "setMinStakeAmount"
+      | "setTornadoRouter"
+      | "stakeToRelayer"
+      | "stakeToRelayerPermit"
+      | "staking"
+      | "torn"
+      | "tornadoRouter"
+      | "unregisterWorker"
+      | "workers"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "bulkResolve",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "burn",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "ens", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "feeManager",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerEnsHash",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "governance",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "initialize",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayer",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayerRegistered",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "minStakeAmount",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "nullifyBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "register",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[]
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerWorker",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "relayers",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "resolve",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setMinStakeAmount",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setTornadoRouter",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayer",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "staking", values?: undefined): string;
+  encodeFunctionData(functionFragment: "torn", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "tornadoRouter",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "unregisterWorker",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "workers",
+    values: [PromiseOrValue<string>]
+  ): string;
+
+  decodeFunctionResult(
+    functionFragment: "bulkResolve",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "burn", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "ens", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "feeManager", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerEnsHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "governance", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "initialize", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "isRelayer", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isRelayerRegistered",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "minStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifyBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "register", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "registerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "registerWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "relayers", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "resolve", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "setMinStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "setTornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayer",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "staking", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "torn", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "tornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "unregisterWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "workers", data: BytesLike): Result;
+
+  events: {
+    "MinimumStakeAmount(uint256)": EventFragment;
+    "RelayerBalanceNullified(address)": EventFragment;
+    "RelayerRegistered(bytes32,string,address,uint256)": EventFragment;
+    "RouterRegistered(address)": EventFragment;
+    "StakeAddedToRelayer(address,uint256)": EventFragment;
+    "StakeBurned(address,uint256)": EventFragment;
+    "WorkerRegistered(address,address)": EventFragment;
+    "WorkerUnregistered(address,address)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "MinimumStakeAmount"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerBalanceNullified"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RouterRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeAddedToRelayer"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeBurned"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerUnregistered"): EventFragment;
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber;
+}
+export type MinimumStakeAmountEvent = TypedEvent<
+  [BigNumber],
+  MinimumStakeAmountEventObject
+>;
+
+export type MinimumStakeAmountEventFilter =
+  TypedEventFilter<MinimumStakeAmountEvent>;
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string;
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<
+  [string],
+  RelayerBalanceNullifiedEventObject
+>;
+
+export type RelayerBalanceNullifiedEventFilter =
+  TypedEventFilter<RelayerBalanceNullifiedEvent>;
+
+export interface RelayerRegisteredEventObject {
+  relayer: string;
+  ensName: string;
+  relayerAddress: string;
+  stakedAmount: BigNumber;
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>;
+
+export type RelayerRegisteredEventFilter =
+  TypedEventFilter<RelayerRegisteredEvent>;
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string;
+}
+export type RouterRegisteredEvent = TypedEvent<
+  [string],
+  RouterRegisteredEventObject
+>;
+
+export type RouterRegisteredEventFilter =
+  TypedEventFilter<RouterRegisteredEvent>;
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string;
+  amountStakeAdded: BigNumber;
+}
+export type StakeAddedToRelayerEvent = TypedEvent<
+  [string, BigNumber],
+  StakeAddedToRelayerEventObject
+>;
+
+export type StakeAddedToRelayerEventFilter =
+  TypedEventFilter<StakeAddedToRelayerEvent>;
+
+export interface StakeBurnedEventObject {
+  relayer: string;
+  amountBurned: BigNumber;
+}
+export type StakeBurnedEvent = TypedEvent<
+  [string, BigNumber],
+  StakeBurnedEventObject
+>;
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>;
+
+export interface WorkerRegisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerRegisteredEvent = TypedEvent<
+  [string, string],
+  WorkerRegisteredEventObject
+>;
+
+export type WorkerRegisteredEventFilter =
+  TypedEventFilter<WorkerRegisteredEvent>;
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerUnregisteredEvent = TypedEvent<
+  [string, string],
+  WorkerUnregisteredEventObject
+>;
+
+export type WorkerUnregisteredEventFilter =
+  TypedEventFilter<WorkerUnregisteredEvent>;
+
+export interface RelayerRegistryAbi extends BaseContract {
+  contractName: "RelayerRegistryAbi";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: RelayerRegistryAbiInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<[string]>;
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    governance(overrides?: CallOverrides): Promise<[string]>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<[string]>;
+
+    torn(overrides?: CallOverrides): Promise<[string]>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+  };
+
+  bulkResolve(
+    domains: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<string[]>;
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  ens(overrides?: CallOverrides): Promise<string>;
+
+  feeManager(overrides?: CallOverrides): Promise<string>;
+
+  getRelayerBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  getRelayerEnsHash(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  governance(overrides?: CallOverrides): Promise<string>;
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  isRelayer(
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+  resolve(
+    node: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  staking(overrides?: CallOverrides): Promise<string>;
+
+  torn(overrides?: CallOverrides): Promise<string>;
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  workers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  callStatic: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<string[]>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    ens(overrides?: CallOverrides): Promise<string>;
+
+    feeManager(overrides?: CallOverrides): Promise<string>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    governance(overrides?: CallOverrides): Promise<string>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    staking(overrides?: CallOverrides): Promise<string>;
+
+    torn(overrides?: CallOverrides): Promise<string>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+  };
+
+  filters: {
+    "MinimumStakeAmount(uint256)"(
+      minStakeAmount?: null
+    ): MinimumStakeAmountEventFilter;
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter;
+
+    "RelayerBalanceNullified(address)"(
+      relayer?: null
+    ): RelayerBalanceNullifiedEventFilter;
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter;
+
+    "RelayerRegistered(bytes32,string,address,uint256)"(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+
+    "RouterRegistered(address)"(
+      tornadoRouter?: null
+    ): RouterRegisteredEventFilter;
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter;
+
+    "StakeAddedToRelayer(address,uint256)"(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+    StakeAddedToRelayer(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+
+    "StakeBurned(address,uint256)"(
+      relayer?: null,
+      amountBurned?: null
+    ): StakeBurnedEventFilter;
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter;
+
+    "WorkerRegistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+    WorkerRegistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+
+    "WorkerUnregistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+    WorkerUnregistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+  };
+
+  estimateGas: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>;
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>;
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/TornadoInstance.ts b/@tornado/sdk-registry/src/deth/TornadoInstance.ts
new file mode 100644
index 0000000..8a7a2fb
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/TornadoInstance.ts
@@ -0,0 +1,789 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PayableOverrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface TornadoInstanceInterface extends utils.Interface {
+  functions: {
+    "changeOperator(address)": FunctionFragment;
+    "nullifierHashes(bytes32)": FunctionFragment;
+    "withdraw(bytes,bytes32,bytes32,address,address,uint256,uint256)": FunctionFragment;
+    "verifier()": FunctionFragment;
+    "hashLeftRight(bytes32,bytes32)": FunctionFragment;
+    "FIELD_SIZE()": FunctionFragment;
+    "levels()": FunctionFragment;
+    "operator()": FunctionFragment;
+    "isKnownRoot(bytes32)": FunctionFragment;
+    "commitments(bytes32)": FunctionFragment;
+    "denomination()": FunctionFragment;
+    "currentRootIndex()": FunctionFragment;
+    "updateVerifier(address)": FunctionFragment;
+    "isSpentArray(bytes32[])": FunctionFragment;
+    "deposit(bytes32)": FunctionFragment;
+    "getLastRoot()": FunctionFragment;
+    "roots(uint256)": FunctionFragment;
+    "ROOT_HISTORY_SIZE()": FunctionFragment;
+    "isSpent(bytes32)": FunctionFragment;
+    "zeros(uint256)": FunctionFragment;
+    "ZERO_VALUE()": FunctionFragment;
+    "filledSubtrees(uint256)": FunctionFragment;
+    "nextIndex()": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "changeOperator"
+      | "nullifierHashes"
+      | "withdraw"
+      | "verifier"
+      | "hashLeftRight"
+      | "FIELD_SIZE"
+      | "levels"
+      | "operator"
+      | "isKnownRoot"
+      | "commitments"
+      | "denomination"
+      | "currentRootIndex"
+      | "updateVerifier"
+      | "isSpentArray"
+      | "deposit"
+      | "getLastRoot"
+      | "roots"
+      | "ROOT_HISTORY_SIZE"
+      | "isSpent"
+      | "zeros"
+      | "ZERO_VALUE"
+      | "filledSubtrees"
+      | "nextIndex"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "changeOperator",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "nullifierHashes",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "withdraw",
+    values: [
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "verifier", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "hashLeftRight",
+    values: [PromiseOrValue<BytesLike>, PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "FIELD_SIZE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(functionFragment: "levels", values?: undefined): string;
+  encodeFunctionData(functionFragment: "operator", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "isKnownRoot",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "commitments",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "denomination",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "currentRootIndex",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "updateVerifier",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isSpentArray",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "deposit",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getLastRoot",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "roots",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "ROOT_HISTORY_SIZE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isSpent",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "zeros",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "ZERO_VALUE",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "filledSubtrees",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(functionFragment: "nextIndex", values?: undefined): string;
+
+  decodeFunctionResult(
+    functionFragment: "changeOperator",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifierHashes",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "withdraw", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "verifier", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "hashLeftRight",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "FIELD_SIZE", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "levels", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "operator", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isKnownRoot",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "commitments",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "denomination",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "currentRootIndex",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "updateVerifier",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "isSpentArray",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "deposit", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getLastRoot",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "roots", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "ROOT_HISTORY_SIZE",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "isSpent", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "zeros", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "ZERO_VALUE", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "filledSubtrees",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "nextIndex", data: BytesLike): Result;
+
+  events: {
+    "Deposit(bytes32,uint32,uint256)": EventFragment;
+    "Withdrawal(address,bytes32,address,uint256)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "Deposit"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "Withdrawal"): EventFragment;
+}
+
+export interface DepositEventObject {
+  commitment: string;
+  leafIndex: number;
+  timestamp: BigNumber;
+}
+export type DepositEvent = TypedEvent<
+  [string, number, BigNumber],
+  DepositEventObject
+>;
+
+export type DepositEventFilter = TypedEventFilter<DepositEvent>;
+
+export interface WithdrawalEventObject {
+  to: string;
+  nullifierHash: string;
+  relayer: string;
+  fee: BigNumber;
+}
+export type WithdrawalEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  WithdrawalEventObject
+>;
+
+export type WithdrawalEventFilter = TypedEventFilter<WithdrawalEvent>;
+
+export interface TornadoInstance extends BaseContract {
+  contractName: "TornadoInstance";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: TornadoInstanceInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    verifier(overrides?: CallOverrides): Promise<[string]>;
+
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    FIELD_SIZE(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    levels(overrides?: CallOverrides): Promise<[number]>;
+
+    operator(overrides?: CallOverrides): Promise<[string]>;
+
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    denomination(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<[number]>;
+
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[boolean[]] & { spent: boolean[] }>;
+
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    getLastRoot(overrides?: CallOverrides): Promise<[string]>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<[number]>;
+
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    nextIndex(overrides?: CallOverrides): Promise<[number]>;
+  };
+
+  changeOperator(
+    _newOperator: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  nullifierHashes(
+    arg0: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  withdraw(
+    _proof: PromiseOrValue<BytesLike>,
+    _root: PromiseOrValue<BytesLike>,
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    _recipient: PromiseOrValue<string>,
+    _relayer: PromiseOrValue<string>,
+    _fee: PromiseOrValue<BigNumberish>,
+    _refund: PromiseOrValue<BigNumberish>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  verifier(overrides?: CallOverrides): Promise<string>;
+
+  hashLeftRight(
+    _left: PromiseOrValue<BytesLike>,
+    _right: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+  levels(overrides?: CallOverrides): Promise<number>;
+
+  operator(overrides?: CallOverrides): Promise<string>;
+
+  isKnownRoot(
+    _root: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  commitments(
+    arg0: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+  currentRootIndex(overrides?: CallOverrides): Promise<number>;
+
+  updateVerifier(
+    _newVerifier: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  isSpentArray(
+    _nullifierHashes: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<boolean[]>;
+
+  deposit(
+    _commitment: PromiseOrValue<BytesLike>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  getLastRoot(overrides?: CallOverrides): Promise<string>;
+
+  roots(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<number>;
+
+  isSpent(
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  zeros(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+  filledSubtrees(
+    arg0: PromiseOrValue<BigNumberish>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  nextIndex(overrides?: CallOverrides): Promise<number>;
+
+  callStatic: {
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    verifier(overrides?: CallOverrides): Promise<string>;
+
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    levels(overrides?: CallOverrides): Promise<number>;
+
+    operator(overrides?: CallOverrides): Promise<string>;
+
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<number>;
+
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<boolean[]>;
+
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    getLastRoot(overrides?: CallOverrides): Promise<string>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<number>;
+
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    nextIndex(overrides?: CallOverrides): Promise<number>;
+  };
+
+  filters: {
+    "Deposit(bytes32,uint32,uint256)"(
+      commitment?: PromiseOrValue<BytesLike> | null,
+      leafIndex?: null,
+      timestamp?: null
+    ): DepositEventFilter;
+    Deposit(
+      commitment?: PromiseOrValue<BytesLike> | null,
+      leafIndex?: null,
+      timestamp?: null
+    ): DepositEventFilter;
+
+    "Withdrawal(address,bytes32,address,uint256)"(
+      to?: null,
+      nullifierHash?: null,
+      relayer?: PromiseOrValue<string> | null,
+      fee?: null
+    ): WithdrawalEventFilter;
+    Withdrawal(
+      to?: null,
+      nullifierHash?: null,
+      relayer?: PromiseOrValue<string> | null,
+      fee?: null
+    ): WithdrawalEventFilter;
+  };
+
+  estimateGas: {
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    verifier(overrides?: CallOverrides): Promise<BigNumber>;
+
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    FIELD_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    levels(overrides?: CallOverrides): Promise<BigNumber>;
+
+    operator(overrides?: CallOverrides): Promise<BigNumber>;
+
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    denomination(overrides?: CallOverrides): Promise<BigNumber>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<BigNumber>;
+
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    getLastRoot(overrides?: CallOverrides): Promise<BigNumber>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<BigNumber>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    nextIndex(overrides?: CallOverrides): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    changeOperator(
+      _newOperator: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    nullifierHashes(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    withdraw(
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    verifier(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    hashLeftRight(
+      _left: PromiseOrValue<BytesLike>,
+      _right: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    FIELD_SIZE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    levels(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    operator(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    isKnownRoot(
+      _root: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    commitments(
+      arg0: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    denomination(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    currentRootIndex(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    updateVerifier(
+      _newVerifier: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    isSpentArray(
+      _nullifierHashes: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    deposit(
+      _commitment: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    getLastRoot(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    roots(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    ROOT_HISTORY_SIZE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    isSpent(
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    zeros(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    ZERO_VALUE(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    filledSubtrees(
+      arg0: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    nextIndex(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/TornadoProxy.ts b/@tornado/sdk-registry/src/deth/TornadoProxy.ts
new file mode 100644
index 0000000..6edb863
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/TornadoProxy.ts
@@ -0,0 +1,452 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PayableOverrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface TornadoProxyInterface extends utils.Interface {
+  functions: {
+    "bulkResolve(bytes32[])": FunctionFragment;
+    "governance()": FunctionFragment;
+    "instances(address)": FunctionFragment;
+    "resolve(bytes32)": FunctionFragment;
+    "tornadoTrees()": FunctionFragment;
+    "deposit(address,bytes32,bytes)": FunctionFragment;
+    "updateInstance(address,bool)": FunctionFragment;
+    "withdraw(address,bytes,bytes32,bytes32,address,address,uint256,uint256)": FunctionFragment;
+    "rescueTokens(address,address,uint256)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "bulkResolve"
+      | "governance"
+      | "instances"
+      | "resolve"
+      | "tornadoTrees"
+      | "deposit"
+      | "updateInstance"
+      | "withdraw"
+      | "rescueTokens"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "bulkResolve",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "governance",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "instances",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "resolve",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "tornadoTrees",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "deposit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "updateInstance",
+    values: [PromiseOrValue<string>, PromiseOrValue<boolean>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "withdraw",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "rescueTokens",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>
+    ]
+  ): string;
+
+  decodeFunctionResult(
+    functionFragment: "bulkResolve",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "governance", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "instances", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "resolve", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "tornadoTrees",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "deposit", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "updateInstance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "withdraw", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "rescueTokens",
+    data: BytesLike
+  ): Result;
+
+  events: {
+    "EncryptedNote(address,bytes)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "EncryptedNote"): EventFragment;
+}
+
+export interface EncryptedNoteEventObject {
+  sender: string;
+  encryptedNote: string;
+}
+export type EncryptedNoteEvent = TypedEvent<
+  [string, string],
+  EncryptedNoteEventObject
+>;
+
+export type EncryptedNoteEventFilter = TypedEventFilter<EncryptedNoteEvent>;
+
+export interface TornadoProxy extends BaseContract {
+  contractName: "TornadoProxy";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: TornadoProxyInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>;
+
+    governance(overrides?: CallOverrides): Promise<[string]>;
+
+    instances(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    tornadoTrees(overrides?: CallOverrides): Promise<[string]>;
+
+    deposit(
+      _tornado: PromiseOrValue<string>,
+      _commitment: PromiseOrValue<BytesLike>,
+      _encryptedNote: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    updateInstance(
+      _instance: PromiseOrValue<string>,
+      _update: PromiseOrValue<boolean>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    withdraw(
+      _tornado: PromiseOrValue<string>,
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    rescueTokens(
+      _token: PromiseOrValue<string>,
+      _to: PromiseOrValue<string>,
+      _balance: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+  };
+
+  bulkResolve(
+    domains: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<string[]>;
+
+  governance(overrides?: CallOverrides): Promise<string>;
+
+  instances(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  resolve(
+    node: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  tornadoTrees(overrides?: CallOverrides): Promise<string>;
+
+  deposit(
+    _tornado: PromiseOrValue<string>,
+    _commitment: PromiseOrValue<BytesLike>,
+    _encryptedNote: PromiseOrValue<BytesLike>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  updateInstance(
+    _instance: PromiseOrValue<string>,
+    _update: PromiseOrValue<boolean>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  withdraw(
+    _tornado: PromiseOrValue<string>,
+    _proof: PromiseOrValue<BytesLike>,
+    _root: PromiseOrValue<BytesLike>,
+    _nullifierHash: PromiseOrValue<BytesLike>,
+    _recipient: PromiseOrValue<string>,
+    _relayer: PromiseOrValue<string>,
+    _fee: PromiseOrValue<BigNumberish>,
+    _refund: PromiseOrValue<BigNumberish>,
+    overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  rescueTokens(
+    _token: PromiseOrValue<string>,
+    _to: PromiseOrValue<string>,
+    _balance: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  callStatic: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<string[]>;
+
+    governance(overrides?: CallOverrides): Promise<string>;
+
+    instances(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    tornadoTrees(overrides?: CallOverrides): Promise<string>;
+
+    deposit(
+      _tornado: PromiseOrValue<string>,
+      _commitment: PromiseOrValue<BytesLike>,
+      _encryptedNote: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    updateInstance(
+      _instance: PromiseOrValue<string>,
+      _update: PromiseOrValue<boolean>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    withdraw(
+      _tornado: PromiseOrValue<string>,
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    rescueTokens(
+      _token: PromiseOrValue<string>,
+      _to: PromiseOrValue<string>,
+      _balance: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+  };
+
+  filters: {
+    "EncryptedNote(address,bytes)"(
+      sender?: PromiseOrValue<string> | null,
+      encryptedNote?: null
+    ): EncryptedNoteEventFilter;
+    EncryptedNote(
+      sender?: PromiseOrValue<string> | null,
+      encryptedNote?: null
+    ): EncryptedNoteEventFilter;
+  };
+
+  estimateGas: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>;
+
+    instances(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    tornadoTrees(overrides?: CallOverrides): Promise<BigNumber>;
+
+    deposit(
+      _tornado: PromiseOrValue<string>,
+      _commitment: PromiseOrValue<BytesLike>,
+      _encryptedNote: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    updateInstance(
+      _instance: PromiseOrValue<string>,
+      _update: PromiseOrValue<boolean>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    withdraw(
+      _tornado: PromiseOrValue<string>,
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    rescueTokens(
+      _token: PromiseOrValue<string>,
+      _to: PromiseOrValue<string>,
+      _balance: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    instances(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    tornadoTrees(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    deposit(
+      _tornado: PromiseOrValue<string>,
+      _commitment: PromiseOrValue<BytesLike>,
+      _encryptedNote: PromiseOrValue<BytesLike>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    updateInstance(
+      _instance: PromiseOrValue<string>,
+      _update: PromiseOrValue<boolean>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    withdraw(
+      _tornado: PromiseOrValue<string>,
+      _proof: PromiseOrValue<BytesLike>,
+      _root: PromiseOrValue<BytesLike>,
+      _nullifierHash: PromiseOrValue<BytesLike>,
+      _recipient: PromiseOrValue<string>,
+      _relayer: PromiseOrValue<string>,
+      _fee: PromiseOrValue<BigNumberish>,
+      _refund: PromiseOrValue<BigNumberish>,
+      overrides?: PayableOverrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    rescueTokens(
+      _token: PromiseOrValue<string>,
+      _to: PromiseOrValue<string>,
+      _balance: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/@tornado/sdk-registry/src/deth/common.ts b/@tornado/sdk-registry/src/deth/common.ts
new file mode 100644
index 0000000..4c90b08
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/common.ts
@@ -0,0 +1,46 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type { Listener } from "@ethersproject/providers";
+import type { Event, EventFilter } from "ethers";
+
+export interface TypedEvent<
+  TArgsArray extends Array<any> = any,
+  TArgsObject = any
+> extends Event {
+  args: TArgsArray & TArgsObject;
+}
+
+export interface TypedEventFilter<_TEvent extends TypedEvent>
+  extends EventFilter {}
+
+export interface TypedListener<TEvent extends TypedEvent> {
+  (...listenerArg: [...__TypechainArgsArray<TEvent>, TEvent]): void;
+}
+
+type __TypechainArgsArray<T> = T extends TypedEvent<infer U> ? U : never;
+
+export interface OnEvent<TRes> {
+  <TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>,
+    listener: TypedListener<TEvent>
+  ): TRes;
+  (eventName: string, listener: Listener): TRes;
+}
+
+export type MinEthersFactory<C, ARGS> = {
+  deploy(...a: ARGS[]): Promise<C>;
+};
+
+export type GetContractTypeFromFactory<F> = F extends MinEthersFactory<
+  infer C,
+  any
+>
+  ? C
+  : never;
+
+export type GetARGsTypeFromFactory<F> = F extends MinEthersFactory<any, any>
+  ? Parameters<F["deploy"]>
+  : never;
+
+export type PromiseOrValue<T> = T | Promise<T>;
diff --git a/@tornado/sdk-registry/src/deth/factories/ERC20Mock__factory.ts b/@tornado/sdk-registry/src/deth/factories/ERC20Mock__factory.ts
new file mode 100644
index 0000000..7491acc
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/ERC20Mock__factory.ts
@@ -0,0 +1,459 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import { Signer, utils, Contract, ContractFactory, Overrides } from "ethers";
+import type { Provider, TransactionRequest } from "@ethersproject/providers";
+import type { PromiseOrValue } from "../common";
+import type { ERC20Mock, ERC20MockInterface } from "../ERC20Mock";
+
+const _abi = [
+  {
+    inputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "owner",
+        type: "address",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "Approval",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "account",
+        type: "address",
+      },
+    ],
+    name: "MinterAdded",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "account",
+        type: "address",
+      },
+    ],
+    name: "MinterRemoved",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "from",
+        type: "address",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "Transfer",
+    type: "event",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "account",
+        type: "address",
+      },
+    ],
+    name: "addMinter",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "address",
+        name: "owner",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+    ],
+    name: "allowance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "amount",
+        type: "uint256",
+      },
+    ],
+    name: "approve",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "address",
+        name: "account",
+        type: "address",
+      },
+    ],
+    name: "balanceOf",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "decimals",
+    outputs: [
+      {
+        internalType: "uint8",
+        name: "",
+        type: "uint8",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "subtractedValue",
+        type: "uint256",
+      },
+    ],
+    name: "decreaseAllowance",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "addedValue",
+        type: "uint256",
+      },
+    ],
+    name: "increaseAllowance",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "address",
+        name: "account",
+        type: "address",
+      },
+    ],
+    name: "isMinter",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "account",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "amount",
+        type: "uint256",
+      },
+    ],
+    name: "mint",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "name",
+    outputs: [
+      {
+        internalType: "string",
+        name: "",
+        type: "string",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [],
+    name: "renounceMinter",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "symbol",
+    outputs: [
+      {
+        internalType: "string",
+        name: "",
+        type: "string",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "totalSupply",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "recipient",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "amount",
+        type: "uint256",
+      },
+    ],
+    name: "transfer",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "sender",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "recipient",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "amount",
+        type: "uint256",
+      },
+    ],
+    name: "transferFrom",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+] as const;
+
+const _bytecode =
+  "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+
+type ERC20MockConstructorParams =
+  | [signer?: Signer]
+  | ConstructorParameters<typeof ContractFactory>;
+
+const isSuperArgs = (
+  xs: ERC20MockConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => xs.length > 1;
+
+export class ERC20Mock__factory extends ContractFactory {
+  constructor(...args: ERC20MockConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args);
+    } else {
+      super(_abi, _bytecode, args[0]);
+    }
+    this.contractName = "ERC20Mock";
+  }
+
+  override deploy(
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ERC20Mock> {
+    return super.deploy(overrides || {}) as Promise<ERC20Mock>;
+  }
+  override getDeployTransaction(
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(overrides || {});
+  }
+  override attach(address: string): ERC20Mock {
+    return super.attach(address) as ERC20Mock;
+  }
+  override connect(signer: Signer): ERC20Mock__factory {
+    return super.connect(signer) as ERC20Mock__factory;
+  }
+  static readonly contractName: "ERC20Mock";
+
+  public readonly contractName: "ERC20Mock";
+
+  static readonly bytecode = _bytecode;
+  static readonly abi = _abi;
+  static createInterface(): ERC20MockInterface {
+    return new utils.Interface(_abi) as ERC20MockInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): ERC20Mock {
+    return new Contract(address, _abi, signerOrProvider) as ERC20Mock;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/ERC20Tornado__factory.ts b/@tornado/sdk-registry/src/deth/factories/ERC20Tornado__factory.ts
new file mode 100644
index 0000000..0ca2c4c
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/ERC20Tornado__factory.ts
@@ -0,0 +1,662 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import {
+  Signer,
+  utils,
+  Contract,
+  ContractFactory,
+  BigNumberish,
+  Overrides,
+} from "ethers";
+import type { Provider, TransactionRequest } from "@ethersproject/providers";
+import type { PromiseOrValue } from "../common";
+import type { ERC20Tornado, ERC20TornadoInterface } from "../ERC20Tornado";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "contract IVerifier",
+        name: "_verifier",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_denomination",
+        type: "uint256",
+      },
+      {
+        internalType: "uint32",
+        name: "_merkleTreeHeight",
+        type: "uint32",
+      },
+      {
+        internalType: "address",
+        name: "_operator",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_token",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "bytes32",
+        name: "commitment",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "uint32",
+        name: "leafIndex",
+        type: "uint32",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "timestamp",
+        type: "uint256",
+      },
+    ],
+    name: "Deposit",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "nullifierHash",
+        type: "bytes32",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "fee",
+        type: "uint256",
+      },
+    ],
+    name: "Withdrawal",
+    type: "event",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "FIELD_SIZE",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "ROOT_HISTORY_SIZE",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "ZERO_VALUE",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "_newOperator",
+        type: "address",
+      },
+    ],
+    name: "changeOperator",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    name: "commitments",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "currentRootIndex",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "denomination",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_commitment",
+        type: "bytes32",
+      },
+    ],
+    name: "deposit",
+    outputs: [],
+    payable: true,
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "filledSubtrees",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "getLastRoot",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_left",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_right",
+        type: "bytes32",
+      },
+    ],
+    name: "hashLeftRight",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "pure",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+    ],
+    name: "isKnownRoot",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+    ],
+    name: "isSpent",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "_nullifierHashes",
+        type: "bytes32[]",
+      },
+    ],
+    name: "isSpentArray",
+    outputs: [
+      {
+        internalType: "bool[]",
+        name: "spent",
+        type: "bool[]",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "levels",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "nextIndex",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    name: "nullifierHashes",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "operator",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "roots",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "token",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "_newVerifier",
+        type: "address",
+      },
+    ],
+    name: "updateVerifier",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "verifier",
+    outputs: [
+      {
+        internalType: "contract IVerifier",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "bytes",
+        name: "_proof",
+        type: "bytes",
+      },
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+      {
+        internalType: "address payable",
+        name: "_recipient",
+        type: "address",
+      },
+      {
+        internalType: "address payable",
+        name: "_relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_fee",
+        type: "uint256",
+      },
+      {
+        internalType: "uint256",
+        name: "_refund",
+        type: "uint256",
+      },
+    ],
+    name: "withdraw",
+    outputs: [],
+    payable: true,
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "zeros",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+const _bytecode =
+  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+
+type ERC20TornadoConstructorParams =
+  | [linkLibraryAddresses: ERC20TornadoLibraryAddresses, signer?: Signer]
+  | ConstructorParameters<typeof ContractFactory>;
+
+const isSuperArgs = (
+  xs: ERC20TornadoConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => {
+  return (
+    typeof xs[0] === "string" ||
+    (Array.isArray as (arg: any) => arg is readonly any[])(xs[0]) ||
+    "_isInterface" in xs[0]
+  );
+};
+
+export class ERC20Tornado__factory extends ContractFactory {
+  constructor(...args: ERC20TornadoConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args);
+    } else {
+      const [linkLibraryAddresses, signer] = args;
+      super(
+        _abi,
+        ERC20Tornado__factory.linkBytecode(linkLibraryAddresses),
+        signer
+      );
+    }
+    this.contractName = "ERC20Tornado";
+  }
+
+  static linkBytecode(
+    linkLibraryAddresses: ERC20TornadoLibraryAddresses
+  ): string {
+    let linkedBytecode = _bytecode;
+
+    linkedBytecode = linkedBytecode.replace(
+      new RegExp("__Hasher________________________________", "g"),
+      linkLibraryAddresses["__Hasher________________________________"]
+        .replace(/^0x/, "")
+        .toLowerCase()
+    );
+
+    return linkedBytecode;
+  }
+
+  override deploy(
+    _verifier: PromiseOrValue<string>,
+    _denomination: PromiseOrValue<BigNumberish>,
+    _merkleTreeHeight: PromiseOrValue<BigNumberish>,
+    _operator: PromiseOrValue<string>,
+    _token: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ERC20Tornado> {
+    return super.deploy(
+      _verifier,
+      _denomination,
+      _merkleTreeHeight,
+      _operator,
+      _token,
+      overrides || {}
+    ) as Promise<ERC20Tornado>;
+  }
+  override getDeployTransaction(
+    _verifier: PromiseOrValue<string>,
+    _denomination: PromiseOrValue<BigNumberish>,
+    _merkleTreeHeight: PromiseOrValue<BigNumberish>,
+    _operator: PromiseOrValue<string>,
+    _token: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(
+      _verifier,
+      _denomination,
+      _merkleTreeHeight,
+      _operator,
+      _token,
+      overrides || {}
+    );
+  }
+  override attach(address: string): ERC20Tornado {
+    return super.attach(address) as ERC20Tornado;
+  }
+  override connect(signer: Signer): ERC20Tornado__factory {
+    return super.connect(signer) as ERC20Tornado__factory;
+  }
+  static readonly contractName: "ERC20Tornado";
+
+  public readonly contractName: "ERC20Tornado";
+
+  static readonly bytecode = _bytecode;
+  static readonly abi = _abi;
+  static createInterface(): ERC20TornadoInterface {
+    return new utils.Interface(_abi) as ERC20TornadoInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): ERC20Tornado {
+    return new Contract(address, _abi, signerOrProvider) as ERC20Tornado;
+  }
+}
+
+export interface ERC20TornadoLibraryAddresses {
+  ["__Hasher________________________________"]: string;
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/ERC20__factory.ts b/@tornado/sdk-registry/src/deth/factories/ERC20__factory.ts
new file mode 100644
index 0000000..dd80090
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/ERC20__factory.ts
@@ -0,0 +1,231 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type { ERC20, ERC20Interface } from "../ERC20";
+
+const _abi = [
+  {
+    constant: true,
+    inputs: [],
+    name: "totalSupply",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "_totalSupply",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "address",
+        name: "who",
+        type: "address",
+      },
+    ],
+    name: "balanceOf",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "transfer",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "owner",
+        type: "address",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "Approval",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "from",
+        type: "address",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "Transfer",
+    type: "event",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "address",
+        name: "owner",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+    ],
+    name: "allowance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "from",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "transferFrom",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "spender",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "value",
+        type: "uint256",
+      },
+    ],
+    name: "approve",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "owner",
+        type: "address",
+      },
+    ],
+    name: "nonces",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+export class ERC20__factory {
+  static readonly abi = _abi;
+  static createInterface(): ERC20Interface {
+    return new utils.Interface(_abi) as ERC20Interface;
+  }
+  static connect(address: string, signerOrProvider: Signer | Provider): ERC20 {
+    return new Contract(address, _abi, signerOrProvider) as ERC20;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/ETHTornado__factory.ts b/@tornado/sdk-registry/src/deth/factories/ETHTornado__factory.ts
new file mode 100644
index 0000000..ecdc9ca
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/ETHTornado__factory.ts
@@ -0,0 +1,638 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import {
+  Signer,
+  utils,
+  Contract,
+  ContractFactory,
+  BigNumberish,
+  Overrides,
+} from "ethers";
+import type { Provider, TransactionRequest } from "@ethersproject/providers";
+import type { PromiseOrValue } from "../common";
+import type { ETHTornado, ETHTornadoInterface } from "../ETHTornado";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "contract IVerifier",
+        name: "_verifier",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_denomination",
+        type: "uint256",
+      },
+      {
+        internalType: "uint32",
+        name: "_merkleTreeHeight",
+        type: "uint32",
+      },
+      {
+        internalType: "address",
+        name: "_operator",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "bytes32",
+        name: "commitment",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "uint32",
+        name: "leafIndex",
+        type: "uint32",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "timestamp",
+        type: "uint256",
+      },
+    ],
+    name: "Deposit",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "nullifierHash",
+        type: "bytes32",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "fee",
+        type: "uint256",
+      },
+    ],
+    name: "Withdrawal",
+    type: "event",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "FIELD_SIZE",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "ROOT_HISTORY_SIZE",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "ZERO_VALUE",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "_newOperator",
+        type: "address",
+      },
+    ],
+    name: "changeOperator",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    name: "commitments",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "currentRootIndex",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "denomination",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_commitment",
+        type: "bytes32",
+      },
+    ],
+    name: "deposit",
+    outputs: [],
+    payable: true,
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "filledSubtrees",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "getLastRoot",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_left",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_right",
+        type: "bytes32",
+      },
+    ],
+    name: "hashLeftRight",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "pure",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+    ],
+    name: "isKnownRoot",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+    ],
+    name: "isSpent",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "_nullifierHashes",
+        type: "bytes32[]",
+      },
+    ],
+    name: "isSpentArray",
+    outputs: [
+      {
+        internalType: "bool[]",
+        name: "spent",
+        type: "bool[]",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "levels",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "nextIndex",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    name: "nullifierHashes",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "operator",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "roots",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "_newVerifier",
+        type: "address",
+      },
+    ],
+    name: "updateVerifier",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "verifier",
+    outputs: [
+      {
+        internalType: "contract IVerifier",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "bytes",
+        name: "_proof",
+        type: "bytes",
+      },
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+      {
+        internalType: "address payable",
+        name: "_recipient",
+        type: "address",
+      },
+      {
+        internalType: "address payable",
+        name: "_relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_fee",
+        type: "uint256",
+      },
+      {
+        internalType: "uint256",
+        name: "_refund",
+        type: "uint256",
+      },
+    ],
+    name: "withdraw",
+    outputs: [],
+    payable: true,
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "zeros",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+const _bytecode =
+  "0x6080604052600380546001600160401b03191690553480156200002157600080fd5b50604051620019a9380380620019a9833981810160405260808110156200004757600080fd5b5080516020820151604083015160609093015191929091838383838163ffffffff8116620000a75760405162461bcd60e51b8152600401808060200182810382526027815260200180620019206027913960400191505060405180910390fd5b60208163ffffffff1610620000ee5760405162461bcd60e51b8152600401808060200182810382526022815260200180620019676022913960400191505060405180910390fd5b6000805463ffffffff191663ffffffff83161781556002805460018181019092557f2fe54c60d3acabf3343a35b6eba15db4821b340f76e741e2249685ed4899af6c600080516020620018df8339815191529091018190558154808301835592829052600080516020620019898339815191529092018290555b60005463ffffffff9081169082161015620001dc576200019282806001600160e01b036200027616565b600280546001818101909255600080516020620018df8339815191520182905580548082018255600082905260008051602062001989833981519152018290559092500162000168565b50620001f281806001600160e01b036200027616565b60045550506001606855826200023a5760405162461bcd60e51b8152600401808060200182810382526025815260200180620018ba6025913960400191505060405180910390fd5b606c80546001600160a01b039586166001600160a01b031991821617909155606d80549290951691161790925560695550620004639350505050565b6000600080516020620019478339815191528310620002dc576040805162461bcd60e51b815260206004820181905260248201527f5f6c6566742073686f756c6420626520696e7369646520746865206669656c64604482015290519081900360640190fd5b6000805160206200194783398151915282106200032b5760405162461bcd60e51b8152600401808060200182810382526021815260200180620018ff6021913960400191505060405180910390fd5b6040805163f47d33b560e01b81526004810185905260006024820181905282518693919273__Hasher________________________________9263f47d33b592604480840193829003018186803b1580156200038657600080fd5b505af41580156200039b573d6000803e3d6000fd5b505050506040513d6040811015620003b257600080fd5b508051602090910151909250905060008051602062001947833981519152848308915073__Hasher________________________________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+
+type ETHTornadoConstructorParams =
+  | [linkLibraryAddresses: ETHTornadoLibraryAddresses, signer?: Signer]
+  | ConstructorParameters<typeof ContractFactory>;
+
+const isSuperArgs = (
+  xs: ETHTornadoConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => {
+  return (
+    typeof xs[0] === "string" ||
+    (Array.isArray as (arg: any) => arg is readonly any[])(xs[0]) ||
+    "_isInterface" in xs[0]
+  );
+};
+
+export class ETHTornado__factory extends ContractFactory {
+  constructor(...args: ETHTornadoConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args);
+    } else {
+      const [linkLibraryAddresses, signer] = args;
+      super(
+        _abi,
+        ETHTornado__factory.linkBytecode(linkLibraryAddresses),
+        signer
+      );
+    }
+    this.contractName = "ETHTornado";
+  }
+
+  static linkBytecode(
+    linkLibraryAddresses: ETHTornadoLibraryAddresses
+  ): string {
+    let linkedBytecode = _bytecode;
+
+    linkedBytecode = linkedBytecode.replace(
+      new RegExp("__Hasher________________________________", "g"),
+      linkLibraryAddresses["__Hasher________________________________"]
+        .replace(/^0x/, "")
+        .toLowerCase()
+    );
+
+    return linkedBytecode;
+  }
+
+  override deploy(
+    _verifier: PromiseOrValue<string>,
+    _denomination: PromiseOrValue<BigNumberish>,
+    _merkleTreeHeight: PromiseOrValue<BigNumberish>,
+    _operator: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ETHTornado> {
+    return super.deploy(
+      _verifier,
+      _denomination,
+      _merkleTreeHeight,
+      _operator,
+      overrides || {}
+    ) as Promise<ETHTornado>;
+  }
+  override getDeployTransaction(
+    _verifier: PromiseOrValue<string>,
+    _denomination: PromiseOrValue<BigNumberish>,
+    _merkleTreeHeight: PromiseOrValue<BigNumberish>,
+    _operator: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(
+      _verifier,
+      _denomination,
+      _merkleTreeHeight,
+      _operator,
+      overrides || {}
+    );
+  }
+  override attach(address: string): ETHTornado {
+    return super.attach(address) as ETHTornado;
+  }
+  override connect(signer: Signer): ETHTornado__factory {
+    return super.connect(signer) as ETHTornado__factory;
+  }
+  static readonly contractName: "ETHTornado";
+
+  public readonly contractName: "ETHTornado";
+
+  static readonly bytecode = _bytecode;
+  static readonly abi = _abi;
+  static createInterface(): ETHTornadoInterface {
+    return new utils.Interface(_abi) as ETHTornadoInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): ETHTornado {
+    return new Contract(address, _abi, signerOrProvider) as ETHTornado;
+  }
+}
+
+export interface ETHTornadoLibraryAddresses {
+  ["__Hasher________________________________"]: string;
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/Multicall3Contract__factory.ts b/@tornado/sdk-registry/src/deth/factories/Multicall3Contract__factory.ts
new file mode 100644
index 0000000..508a27f
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/Multicall3Contract__factory.ts
@@ -0,0 +1,464 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type {
+  Multicall3Contract,
+  Multicall3ContractInterface,
+} from "../Multicall3Contract";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Call[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "aggregate",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes[]",
+        name: "returnData",
+        type: "bytes[]",
+      },
+    ],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bool",
+            name: "allowFailure",
+            type: "bool",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Call3[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "aggregate3",
+    outputs: [
+      {
+        components: [
+          {
+            internalType: "bool",
+            name: "success",
+            type: "bool",
+          },
+          {
+            internalType: "bytes",
+            name: "returnData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Result[]",
+        name: "returnData",
+        type: "tuple[]",
+      },
+    ],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bool",
+            name: "allowFailure",
+            type: "bool",
+          },
+          {
+            internalType: "uint256",
+            name: "value",
+            type: "uint256",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Call3Value[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "aggregate3Value",
+    outputs: [
+      {
+        components: [
+          {
+            internalType: "bool",
+            name: "success",
+            type: "bool",
+          },
+          {
+            internalType: "bytes",
+            name: "returnData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Result[]",
+        name: "returnData",
+        type: "tuple[]",
+      },
+    ],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Call[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "blockAndAggregate",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes32",
+        name: "blockHash",
+        type: "bytes32",
+      },
+      {
+        components: [
+          {
+            internalType: "bool",
+            name: "success",
+            type: "bool",
+          },
+          {
+            internalType: "bytes",
+            name: "returnData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Result[]",
+        name: "returnData",
+        type: "tuple[]",
+      },
+    ],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getBasefee",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "basefee",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+    ],
+    name: "getBlockHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "blockHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getBlockNumber",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getChainId",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "chainid",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockCoinbase",
+    outputs: [
+      {
+        internalType: "address",
+        name: "coinbase",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockDifficulty",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "difficulty",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockGasLimit",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "gaslimit",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockTimestamp",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "timestamp",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "addr",
+        type: "address",
+      },
+    ],
+    name: "getEthBalance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "balance",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getLastBlockHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "blockHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bool",
+        name: "requireSuccess",
+        type: "bool",
+      },
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Call[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "tryAggregate",
+    outputs: [
+      {
+        components: [
+          {
+            internalType: "bool",
+            name: "success",
+            type: "bool",
+          },
+          {
+            internalType: "bytes",
+            name: "returnData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Result[]",
+        name: "returnData",
+        type: "tuple[]",
+      },
+    ],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bool",
+        name: "requireSuccess",
+        type: "bool",
+      },
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Call[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "tryBlockAndAggregate",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes32",
+        name: "blockHash",
+        type: "bytes32",
+      },
+      {
+        components: [
+          {
+            internalType: "bool",
+            name: "success",
+            type: "bool",
+          },
+          {
+            internalType: "bytes",
+            name: "returnData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall3.Result[]",
+        name: "returnData",
+        type: "tuple[]",
+      },
+    ],
+    stateMutability: "payable",
+    type: "function",
+  },
+] as const;
+
+export class Multicall3Contract__factory {
+  static readonly abi = _abi;
+  static createInterface(): Multicall3ContractInterface {
+    return new utils.Interface(_abi) as Multicall3ContractInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): Multicall3Contract {
+    return new Contract(address, _abi, signerOrProvider) as Multicall3Contract;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/MulticallContract__factory.ts b/@tornado/sdk-registry/src/deth/factories/MulticallContract__factory.ts
new file mode 100644
index 0000000..679b442
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/MulticallContract__factory.ts
@@ -0,0 +1,165 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type {
+  MulticallContract,
+  MulticallContractInterface,
+} from "../MulticallContract";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        components: [
+          {
+            internalType: "address",
+            name: "target",
+            type: "address",
+          },
+          {
+            internalType: "bytes",
+            name: "callData",
+            type: "bytes",
+          },
+        ],
+        internalType: "struct Multicall.Call[]",
+        name: "calls",
+        type: "tuple[]",
+      },
+    ],
+    name: "aggregate",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes[]",
+        name: "returnData",
+        type: "bytes[]",
+      },
+    ],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "blockNumber",
+        type: "uint256",
+      },
+    ],
+    name: "getBlockHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "blockHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockCoinbase",
+    outputs: [
+      {
+        internalType: "address",
+        name: "coinbase",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockDifficulty",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "difficulty",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockGasLimit",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "gaslimit",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getCurrentBlockTimestamp",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "timestamp",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "addr",
+        type: "address",
+      },
+    ],
+    name: "getEthBalance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "balance",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "getLastBlockHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "blockHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+export class MulticallContract__factory {
+  static readonly abi = _abi;
+  static createInterface(): MulticallContractInterface {
+    return new utils.Interface(_abi) as MulticallContractInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): MulticallContract {
+    return new Contract(address, _abi, signerOrProvider) as MulticallContract;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/RelayerRegistryAbi__factory.ts b/@tornado/sdk-registry/src/deth/factories/RelayerRegistryAbi__factory.ts
new file mode 100644
index 0000000..38645cb
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/RelayerRegistryAbi__factory.ts
@@ -0,0 +1,694 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type {
+  RelayerRegistryAbi,
+  RelayerRegistryAbiInterface,
+} from "../RelayerRegistryAbi";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "_torn",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_governance",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_ens",
+        type: "address",
+      },
+      {
+        internalType: "bytes32",
+        name: "_staking",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_feeManager",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "minStakeAmount",
+        type: "uint256",
+      },
+    ],
+    name: "MinimumStakeAmount",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "RelayerBalanceNullified",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "relayer",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayerAddress",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "stakedAmount",
+        type: "uint256",
+      },
+    ],
+    name: "RelayerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "tornadoRouter",
+        type: "address",
+      },
+    ],
+    name: "RouterRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountStakeAdded",
+        type: "uint256",
+      },
+    ],
+    name: "StakeAddedToRelayer",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountBurned",
+        type: "uint256",
+      },
+    ],
+    name: "StakeBurned",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerUnregistered",
+    type: "event",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "domains",
+        type: "bytes32[]",
+      },
+    ],
+    name: "bulkResolve",
+    outputs: [
+      {
+        internalType: "address[]",
+        name: "result",
+        type: "address[]",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "sender",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "contract ITornadoInstance",
+        name: "pool",
+        type: "address",
+      },
+    ],
+    name: "burn",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "ens",
+    outputs: [
+      {
+        internalType: "contract IENS",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "feeManager",
+    outputs: [
+      {
+        internalType: "contract FeeManager",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerBalance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerEnsHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "governance",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_tornadoRouter",
+        type: "bytes32",
+      },
+    ],
+    name: "initialize",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayer",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayerRegistered",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "minStakeAmount",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "nullifyBalance",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+    ],
+    name: "register",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "registerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "registerWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "relayers",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "balance",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes32",
+        name: "ensHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "node",
+        type: "bytes32",
+      },
+    ],
+    name: "resolve",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "minAmount",
+        type: "uint256",
+      },
+    ],
+    name: "setMinStakeAmount",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "tornadoRouterAddress",
+        type: "address",
+      },
+    ],
+    name: "setTornadoRouter",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+    ],
+    name: "stakeToRelayer",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address",
+        name: "staker",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "stakeToRelayerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "staking",
+    outputs: [
+      {
+        internalType: "contract ITornadoStakingRewards",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "torn",
+    outputs: [
+      {
+        internalType: "contract TORN",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "tornadoRouter",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "unregisterWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "workers",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+export class RelayerRegistryAbi__factory {
+  static readonly abi = _abi;
+  static createInterface(): RelayerRegistryAbiInterface {
+    return new utils.Interface(_abi) as RelayerRegistryAbiInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): RelayerRegistryAbi {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistryAbi;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/RelayerRegistry__factory.ts b/@tornado/sdk-registry/src/deth/factories/RelayerRegistry__factory.ts
new file mode 100644
index 0000000..cfbda61
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/RelayerRegistry__factory.ts
@@ -0,0 +1,759 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import { Signer, utils, Contract, ContractFactory, Overrides } from "ethers";
+import type { Provider, TransactionRequest } from "@ethersproject/providers";
+import type { PromiseOrValue } from "../common";
+import type {
+  RelayerRegistry,
+  RelayerRegistryInterface,
+} from "../RelayerRegistry";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "_torn",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_governance",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_ens",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_staking",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_feeManager",
+        type: "address",
+      },
+    ],
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "minStakeAmount",
+        type: "uint256",
+      },
+    ],
+    name: "MinimumStakeAmount",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "RelayerBalanceNullified",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "relayer",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayerAddress",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "stakedAmount",
+        type: "uint256",
+      },
+    ],
+    name: "RelayerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "tornadoRouter",
+        type: "address",
+      },
+    ],
+    name: "RouterRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountStakeAdded",
+        type: "uint256",
+      },
+    ],
+    name: "StakeAddedToRelayer",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountBurned",
+        type: "uint256",
+      },
+    ],
+    name: "StakeBurned",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerUnregistered",
+    type: "event",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "domains",
+        type: "bytes32[]",
+      },
+    ],
+    name: "bulkResolve",
+    outputs: [
+      {
+        internalType: "address[]",
+        name: "result",
+        type: "address[]",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "sender",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "contract ITornadoInstance",
+        name: "pool",
+        type: "address",
+      },
+    ],
+    name: "burn",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "ens",
+    outputs: [
+      {
+        internalType: "contract IENS",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "feeManager",
+    outputs: [
+      {
+        internalType: "contract IFeeManager",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerBalance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerEnsHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "governance",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_tornadoRouter",
+        type: "bytes32",
+      },
+    ],
+    name: "initialize",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayer",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayerRegistered",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "minStakeAmount",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "nullifyBalance",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+    ],
+    name: "register",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "registerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "registerWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "relayers",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "balance",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes32",
+        name: "ensHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "node",
+        type: "bytes32",
+      },
+    ],
+    name: "resolve",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "minAmount",
+        type: "uint256",
+      },
+    ],
+    name: "setMinStakeAmount",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "tornadoRouterAddress",
+        type: "address",
+      },
+    ],
+    name: "setTornadoRouter",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+    ],
+    name: "stakeToRelayer",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address",
+        name: "staker",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "stakeToRelayerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "staking",
+    outputs: [
+      {
+        internalType: "contract TornadoStakingRewards",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "torn",
+    outputs: [
+      {
+        internalType: "contract TORN",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "tornadoRouter",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "unregisterWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "workers",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+const _bytecode =
+  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+
+type RelayerRegistryConstructorParams =
+  | [signer?: Signer]
+  | ConstructorParameters<typeof ContractFactory>;
+
+const isSuperArgs = (
+  xs: RelayerRegistryConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => xs.length > 1;
+
+export class RelayerRegistry__factory extends ContractFactory {
+  constructor(...args: RelayerRegistryConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args);
+    } else {
+      super(_abi, _bytecode, args[0]);
+    }
+    this.contractName = "RelayerRegistry";
+  }
+
+  override deploy(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<RelayerRegistry> {
+    return super.deploy(
+      _torn,
+      _governance,
+      _ens,
+      _staking,
+      _feeManager,
+      overrides || {}
+    ) as Promise<RelayerRegistry>;
+  }
+  override getDeployTransaction(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(
+      _torn,
+      _governance,
+      _ens,
+      _staking,
+      _feeManager,
+      overrides || {}
+    );
+  }
+  override attach(address: string): RelayerRegistry {
+    return super.attach(address) as RelayerRegistry;
+  }
+  override connect(signer: Signer): RelayerRegistry__factory {
+    return super.connect(signer) as RelayerRegistry__factory;
+  }
+  static readonly contractName: "RelayerRegistry";
+
+  public readonly contractName: "RelayerRegistry";
+
+  static readonly bytecode = _bytecode;
+  static readonly abi = _abi;
+  static createInterface(): RelayerRegistryInterface {
+    return new utils.Interface(_abi) as RelayerRegistryInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): RelayerRegistry {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistry;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/TornadoInstance__factory.ts b/@tornado/sdk-registry/src/deth/factories/TornadoInstance__factory.ts
new file mode 100644
index 0000000..c906f8d
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/TornadoInstance__factory.ts
@@ -0,0 +1,543 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type {
+  TornadoInstance,
+  TornadoInstanceInterface,
+} from "../TornadoInstance";
+
+const _abi = [
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "_newOperator",
+        type: "address",
+      },
+    ],
+    name: "changeOperator",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    name: "nullifierHashes",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "bytes",
+        name: "_proof",
+        type: "bytes",
+      },
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+      {
+        internalType: "address payable",
+        name: "_recipient",
+        type: "address",
+      },
+      {
+        internalType: "address payable",
+        name: "_relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_fee",
+        type: "uint256",
+      },
+      {
+        internalType: "uint256",
+        name: "_refund",
+        type: "uint256",
+      },
+    ],
+    name: "withdraw",
+    outputs: [],
+    payable: true,
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "verifier",
+    outputs: [
+      {
+        internalType: "contract IVerifier",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_left",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_right",
+        type: "bytes32",
+      },
+    ],
+    name: "hashLeftRight",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "pure",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "FIELD_SIZE",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "levels",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "operator",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+    ],
+    name: "isKnownRoot",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    name: "commitments",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "denomination",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "currentRootIndex",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "address",
+        name: "_newVerifier",
+        type: "address",
+      },
+    ],
+    name: "updateVerifier",
+    outputs: [],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "_nullifierHashes",
+        type: "bytes32[]",
+      },
+    ],
+    name: "isSpentArray",
+    outputs: [
+      {
+        internalType: "bool[]",
+        name: "spent",
+        type: "bool[]",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: false,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_commitment",
+        type: "bytes32",
+      },
+    ],
+    name: "deposit",
+    outputs: [],
+    payable: true,
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "getLastRoot",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "roots",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "ROOT_HISTORY_SIZE",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+    ],
+    name: "isSpent",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "zeros",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "ZERO_VALUE",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    name: "filledSubtrees",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    constant: true,
+    inputs: [],
+    name: "nextIndex",
+    outputs: [
+      {
+        internalType: "uint32",
+        name: "",
+        type: "uint32",
+      },
+    ],
+    payable: false,
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "contract IVerifier",
+        name: "_verifier",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_denomination",
+        type: "uint256",
+      },
+      {
+        internalType: "uint32",
+        name: "_merkleTreeHeight",
+        type: "uint32",
+      },
+      {
+        internalType: "address",
+        name: "_operator",
+        type: "address",
+      },
+    ],
+    payable: false,
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "bytes32",
+        name: "commitment",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "uint32",
+        name: "leafIndex",
+        type: "uint32",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "timestamp",
+        type: "uint256",
+      },
+    ],
+    name: "Deposit",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "to",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "nullifierHash",
+        type: "bytes32",
+      },
+      {
+        indexed: true,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "fee",
+        type: "uint256",
+      },
+    ],
+    name: "Withdrawal",
+    type: "event",
+  },
+] as const;
+
+export class TornadoInstance__factory {
+  static readonly abi = _abi;
+  static createInterface(): TornadoInstanceInterface {
+    return new utils.Interface(_abi) as TornadoInstanceInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): TornadoInstance {
+    return new Contract(address, _abi, signerOrProvider) as TornadoInstance;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/TornadoProxy__factory.ts b/@tornado/sdk-registry/src/deth/factories/TornadoProxy__factory.ts
new file mode 100644
index 0000000..f3a6bf1
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/TornadoProxy__factory.ts
@@ -0,0 +1,258 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type { TornadoProxy, TornadoProxyInterface } from "../TornadoProxy";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_tornadoTrees",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_governance",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32[]",
+        name: "_instances",
+        type: "bytes32[]",
+      },
+    ],
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: true,
+        internalType: "address",
+        name: "sender",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "bytes",
+        name: "encryptedNote",
+        type: "bytes",
+      },
+    ],
+    name: "EncryptedNote",
+    type: "event",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "domains",
+        type: "bytes32[]",
+      },
+    ],
+    name: "bulkResolve",
+    outputs: [
+      {
+        internalType: "address[]",
+        name: "result",
+        type: "address[]",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "governance",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "contract ITornadoInstance",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "instances",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "node",
+        type: "bytes32",
+      },
+    ],
+    name: "resolve",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "tornadoTrees",
+    outputs: [
+      {
+        internalType: "contract ITornadoTrees",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "contract ITornadoInstance",
+        name: "_tornado",
+        type: "address",
+      },
+      {
+        internalType: "bytes32",
+        name: "_commitment",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes",
+        name: "_encryptedNote",
+        type: "bytes",
+      },
+    ],
+    name: "deposit",
+    outputs: [],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "contract ITornadoInstance",
+        name: "_instance",
+        type: "address",
+      },
+      {
+        internalType: "bool",
+        name: "_update",
+        type: "bool",
+      },
+    ],
+    name: "updateInstance",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "contract ITornadoInstance",
+        name: "_tornado",
+        type: "address",
+      },
+      {
+        internalType: "bytes",
+        name: "_proof",
+        type: "bytes",
+      },
+      {
+        internalType: "bytes32",
+        name: "_root",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_nullifierHash",
+        type: "bytes32",
+      },
+      {
+        internalType: "address payable",
+        name: "_recipient",
+        type: "address",
+      },
+      {
+        internalType: "address payable",
+        name: "_relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_fee",
+        type: "uint256",
+      },
+      {
+        internalType: "uint256",
+        name: "_refund",
+        type: "uint256",
+      },
+    ],
+    name: "withdraw",
+    outputs: [],
+    stateMutability: "payable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "contract IERC20",
+        name: "_token",
+        type: "address",
+      },
+      {
+        internalType: "address payable",
+        name: "_to",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "_balance",
+        type: "uint256",
+      },
+    ],
+    name: "rescueTokens",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+] as const;
+
+export class TornadoProxy__factory {
+  static readonly abi = _abi;
+  static createInterface(): TornadoProxyInterface {
+    return new utils.Interface(_abi) as TornadoProxyInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): TornadoProxy {
+    return new Contract(address, _abi, signerOrProvider) as TornadoProxy;
+  }
+}
diff --git a/@tornado/sdk-registry/src/deth/factories/index.ts b/@tornado/sdk-registry/src/deth/factories/index.ts
new file mode 100644
index 0000000..8ec95cd
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/factories/index.ts
@@ -0,0 +1,12 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+export { ERC20__factory } from "./ERC20__factory";
+export { ERC20Mock__factory } from "./ERC20Mock__factory";
+export { ERC20Tornado__factory } from "./ERC20Tornado__factory";
+export { ETHTornado__factory } from "./ETHTornado__factory";
+export { Multicall3Contract__factory } from "./Multicall3Contract__factory";
+export { MulticallContract__factory } from "./MulticallContract__factory";
+export { RelayerRegistry__factory } from "./RelayerRegistry__factory";
+export { TornadoInstance__factory } from "./TornadoInstance__factory";
+export { TornadoProxy__factory } from "./TornadoProxy__factory";
diff --git a/@tornado/sdk-registry/src/deth/index.ts b/@tornado/sdk-registry/src/deth/index.ts
new file mode 100644
index 0000000..7adbade
--- /dev/null
+++ b/@tornado/sdk-registry/src/deth/index.ts
@@ -0,0 +1,22 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+export type { ERC20 } from "./ERC20";
+export type { ERC20Mock } from "./ERC20Mock";
+export type { ERC20Tornado } from "./ERC20Tornado";
+export type { ETHTornado } from "./ETHTornado";
+export type { Multicall3Contract } from "./Multicall3Contract";
+export type { MulticallContract } from "./MulticallContract";
+export type { RelayerRegistry } from "./RelayerRegistry";
+export type { TornadoInstance } from "./TornadoInstance";
+export type { TornadoProxy } from "./TornadoProxy";
+export * as factories from "./factories";
+export { ERC20__factory } from "./factories/ERC20__factory";
+export { ERC20Mock__factory } from "./factories/ERC20Mock__factory";
+export { ERC20Tornado__factory } from "./factories/ERC20Tornado__factory";
+export { ETHTornado__factory } from "./factories/ETHTornado__factory";
+export { Multicall3Contract__factory } from "./factories/Multicall3Contract__factory";
+export { MulticallContract__factory } from "./factories/MulticallContract__factory";
+export { RelayerRegistry__factory } from "./factories/RelayerRegistry__factory";
+export { TornadoInstance__factory } from "./factories/TornadoInstance__factory";
+export { TornadoProxy__factory } from "./factories/TornadoProxy__factory";
diff --git a/@tornado/sdk-registry/src/index.ts b/@tornado/sdk-registry/src/index.ts
new file mode 100644
index 0000000..dddc6d3
--- /dev/null
+++ b/@tornado/sdk-registry/src/index.ts
@@ -0,0 +1,178 @@
+// ts-essentials
+import { DeepRequired, Merge } from 'ts-essentials'
+
+// Contract types
+import { RelayerRegistry } from './deth/RelayerRegistry.js'
+
+// Local imports
+import { AsyncUtils, ErrorUtils } from '@tornado/sdk-utils'
+import { Docs, Cache, Onchain, Options as DataOptions } from '@tornado/sdk-data'
+import { Chain, Synchronizer, Options as ChainOptions, syncErrorHandler } from '@tornado/sdk-chain'
+
+// @ts-ignore
+import { toIndexableString } from 'pouchdb-collate'
+import { match } from 'assert'
+
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ DECLARATIONS ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+export namespace Options {
+  export type Cache = DataOptions.Cache
+  export type Sync = ChainOptions.Sync
+}
+
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ IMPLEMENTATIONS ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+export class Registrations extends Docs.Base {}
+
+export class Stakes extends Docs.Base {}
+
+export class Burns extends Docs.Base {}
+
+export class RegistrationsCache extends Cache.Syncable<Registrations> {
+  // TODO: IMPLEMENT
+  buildDoc(response: any): Docs.Withdrawal {
+    return new Docs.Withdrawal(response)
+  }
+  getErrorHandlers(): Array<AsyncUtils.ErrorHandler> {
+    return [syncErrorHandler]
+  }
+  getCallbacks(registry: RelayerRegistry): Array<AsyncUtils.Callback> {
+    return [
+      (fromBlock: number, toBlock: number) => {
+        return registry.queryFilter(
+          registry.filters['RelayerRegistered(bytes32,string,address,uint256)'](null, null, null, null),
+          fromBlock,
+          toBlock
+        )
+      }
+    ]
+  }
+}
+
+export class StakesCache extends Cache.Syncable<Stakes> {
+  // TODO: IMPLEMENT
+  buildDoc(response: any): Docs.Withdrawal {
+    return new Docs.Withdrawal(response)
+  }
+  getErrorHandlers(): Array<AsyncUtils.ErrorHandler> {
+    return [syncErrorHandler]
+  }
+  getCallbacks(registry: RelayerRegistry): Array<AsyncUtils.Callback> {
+    return [
+      (fromBlock: number, toBlock: number) => {
+        return registry.queryFilter(
+          registry.filters['StakeAddedToRelayer(address,uint256)'](null, null),
+          fromBlock,
+          toBlock
+        )
+      }
+    ]
+  }
+}
+
+export class BurnsCache extends Cache.Syncable<Burns> {
+  // TODO: IMPLEMENT
+  buildDoc(response: any): Docs.Withdrawal {
+    return new Docs.Withdrawal(response)
+  }
+  getErrorHandlers(): Array<AsyncUtils.ErrorHandler> {
+    return [syncErrorHandler]
+  }
+  getCallbacks(registry: RelayerRegistry): Array<AsyncUtils.Callback> {
+    return [
+      (fromBlock: number, toBlock: number) => {
+        return registry.queryFilter(
+          registry.filters['StakeBurned(address,uint256)'](null, null),
+          fromBlock,
+          toBlock
+        )
+      }
+    ]
+  }
+}
+
+export class Registry extends Synchronizer {
+  private _chain?: Chain
+
+  get chain(): Chain {
+    this._checkProvider('chain')
+    return this._chain!
+  }
+
+  constructor() {
+    super()
+    this.caches = new Map<string, Cache.Syncable<Docs.Base>>()
+  }
+
+  loadRegistrations(name: string, options?: Options.Cache): RegistrationsCache {
+    return this.loadCache<Registrations, RegistrationsCache>(name, options)
+  }
+
+  loadStakes(name: string, options?: Options.Cache): StakesCache {
+    return this.loadCache<Stakes, StakesCache>(name, options)
+  }
+
+  loadBurns(name: string, options?: Options.Cache): BurnsCache {
+    return this.loadCache<Burns, BurnsCache>(name, options)
+  }
+
+  loadCache<D extends Docs.Base, C extends Cache.Syncable<D> = Cache.Syncable<D>>(
+    name: string,
+    options?: Options.Cache
+  ): C {
+    let constructor,
+      cache = super.loadCache(name)
+
+    if (!cache) {
+      const regexp = /([A-Za-z]+)([0-9]+)/
+      const matches = name.match(regexp)
+
+      if (!matches)
+        throw ErrorUtils.getError(`Registry.loadCache: name ${name} has wrong format for cache`)
+
+      // ETH net id
+      if (matches.length === 2)
+        name += "1"
+
+      if (matches[1] === 'Registrations') {
+        constructor = (name: string, options?: Options.Cache) => new RegistrationsCache(name, options)
+      } else if (matches[1] === 'Burns') {
+        constructor = (name: string, options?: Options.Cache) => new BurnsCache(name, options)
+      } else if (matches[1] === 'Stakes') {
+        constructor = (name: string, options?: Options.Cache) => new StakesCache(name, options)
+      } else throw ErrorUtils.getError(`Registry.loadCache: there exists no such event ${matches[1]}`)
+
+      cache = constructor(name, options)
+      this.caches.set(name, cache)
+    }
+    return cache as C
+  }
+
+  // TODO: FINISH
+  async _sync(
+    event: string,
+    networkId?: string,
+    options?: Merge<Options.Sync, Options.Cache>
+  ): Promise<void> {
+    networkId = networkId ?? '1'
+
+    if (this.chain.id !== +networkId)
+      throw ErrorUtils.getError('Registry.syncRegistrations: provider bound to wrong chain!')
+
+    const registryAddress = await Onchain.getRegistryAddress(networkId)
+
+    options = options ?? {}
+
+    options.startBlock = options.startBlock ?? (await Onchain.getRegistryDeployBlockNum(networkId))
+  }
+
+  private _checkProvider(parentCallName: string): void {
+    if (!this._chain)
+      throw ErrorUtils.getError('Core.' + parentCallName + ': you must first connect a provider!')
+  }
+
+  protected async _populateSyncOptions(options: Options.Sync): Promise<DeepRequired<Options.Sync>> {
+    options.targetBlock = options.targetBlock ?? (await this.chain.latestBlockNum())
+    return super._populateSyncOptions(options)
+  }
+}
diff --git a/@tornado/sdk-registry/tsconfig.json b/@tornado/sdk-registry/tsconfig.json
new file mode 100644
index 0000000..60dc13b
--- /dev/null
+++ b/@tornado/sdk-registry/tsconfig.json
@@ -0,0 +1,32 @@
+{
+  "include": ["./src"],
+  "exclude": ["node_modules"],
+  "ts-node": {
+      // Do not forget to `npm i -D tsconfig-paths`
+      "require": ["tsconfig-paths/register"]
+  },
+  "compilerOptions": {
+    // ~~~~~~~~~~~~~~~~~~~~~~~~~NODE 18 STANDARD~~~~~~~~~~~~~~~~~~~~~~~
+    "target": "es2022",
+    "module": "CommonJS",
+    "lib": ["es2022"],
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "moduleResolution": "node",
+    // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+    "outDir": "./dist",
+    "resolveJsonModule": true,
+    "declaration": true,
+    "declarationMap": true,
+    "sourceMap": true,
+    "allowSyntheticDefaultImports": true,
+    "checkJs": true,
+    "allowJs": true,
+    "baseUrl": ".",
+    "paths": {
+      "test/*": ["test/*"],
+      "src/*": ["src/*"]
+    }
+  }
+}
diff --git a/@tornado/sdk-utils/LICENSE.md b/@tornado/sdk-utils/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk-utils/LICENSE.md
+++ b/@tornado/sdk-utils/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk-utils/package.json b/@tornado/sdk-utils/package.json
index a2dc358..c674a6a 100644
--- a/@tornado/sdk-utils/package.json
+++ b/@tornado/sdk-utils/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk-utils",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK general utilities.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-monorepo"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/@tornado/sdk-web/LICENSE.md b/@tornado/sdk-web/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk-web/LICENSE.md
+++ b/@tornado/sdk-web/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk-web/package.json b/@tornado/sdk-web/package.json
index 7c70984..3f1b3eb 100644
--- a/@tornado/sdk-web/package.json
+++ b/@tornado/sdk-web/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk-web",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK web utilities.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-utils"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-utils"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/@tornado/sdk/LICENSE.md b/@tornado/sdk/LICENSE.md
index db0f137..3b58ce4 100644
--- a/@tornado/sdk/LICENSE.md
+++ b/@tornado/sdk/LICENSE.md
@@ -1,6 +1,6 @@
 ISC License
 
-Copyright 2023 T-Hax
+Copyright 2023 AlienTornadosaurusHex
 
 Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
 
diff --git a/@tornado/sdk/package.json b/@tornado/sdk/package.json
index 6161790..e0c6f5a 100644
--- a/@tornado/sdk/package.json
+++ b/@tornado/sdk/package.json
@@ -1,11 +1,11 @@
 {
   "name": "@tornado/sdk",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "The Tornado SDK.",
   "repository": {
     "type": "git",
-    "url": "https://development.tornadocash.community/T-Hax/sdk-monorepo"
+    "url": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk-monorepo"
   },
   "homepage": "https://tornadocash.community",
   "keywords": [
diff --git a/abis/RelayerRegistry.json b/abis/RelayerRegistry.json
new file mode 100644
index 0000000..44e871e
--- /dev/null
+++ b/abis/RelayerRegistry.json
@@ -0,0 +1,679 @@
+{
+  "_format": "hh-sol-artifact-1",
+  "contractName": "RelayerRegistry",
+  "sourceName": "contracts/v4-patch/RelayerRegistry.sol",
+  "abi": [
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "_torn",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "_governance",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "_ens",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "_staking",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "_feeManager",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "nonpayable",
+      "type": "constructor"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "minStakeAmount",
+          "type": "uint256"
+        }
+      ],
+      "name": "MinimumStakeAmount",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        }
+      ],
+      "name": "RelayerBalanceNullified",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "bytes32",
+          "name": "relayer",
+          "type": "bytes32"
+        },
+        {
+          "indexed": false,
+          "internalType": "string",
+          "name": "ensName",
+          "type": "string"
+        },
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "relayerAddress",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "stakedAmount",
+          "type": "uint256"
+        }
+      ],
+      "name": "RelayerRegistered",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "tornadoRouter",
+          "type": "address"
+        }
+      ],
+      "name": "RouterRegistered",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "amountStakeAdded",
+          "type": "uint256"
+        }
+      ],
+      "name": "StakeAddedToRelayer",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "amountBurned",
+          "type": "uint256"
+        }
+      ],
+      "name": "StakeBurned",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "worker",
+          "type": "address"
+        }
+      ],
+      "name": "WorkerRegistered",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "worker",
+          "type": "address"
+        }
+      ],
+      "name": "WorkerUnregistered",
+      "type": "event"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "bytes32[]",
+          "name": "domains",
+          "type": "bytes32[]"
+        }
+      ],
+      "name": "bulkResolve",
+      "outputs": [
+        {
+          "internalType": "address[]",
+          "name": "result",
+          "type": "address[]"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "sender",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "internalType": "contract ITornadoInstance",
+          "name": "pool",
+          "type": "address"
+        }
+      ],
+      "name": "burn",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "ens",
+      "outputs": [
+        {
+          "internalType": "contract IENS",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "feeManager",
+      "outputs": [
+        {
+          "internalType": "contract IFeeManager",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        }
+      ],
+      "name": "getRelayerBalance",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        }
+      ],
+      "name": "getRelayerEnsHash",
+      "outputs": [
+        {
+          "internalType": "bytes32",
+          "name": "",
+          "type": "bytes32"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "governance",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "bytes32",
+          "name": "_tornadoRouter",
+          "type": "bytes32"
+        }
+      ],
+      "name": "initialize",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "toResolve",
+          "type": "address"
+        }
+      ],
+      "name": "isRelayer",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "toResolve",
+          "type": "address"
+        }
+      ],
+      "name": "isRelayerRegistered",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "minStakeAmount",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        }
+      ],
+      "name": "nullifyBalance",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "string",
+          "name": "ensName",
+          "type": "string"
+        },
+        {
+          "internalType": "uint256",
+          "name": "stake",
+          "type": "uint256"
+        },
+        {
+          "internalType": "address[]",
+          "name": "workersToRegister",
+          "type": "address[]"
+        }
+      ],
+      "name": "register",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "string",
+          "name": "ensName",
+          "type": "string"
+        },
+        {
+          "internalType": "uint256",
+          "name": "stake",
+          "type": "uint256"
+        },
+        {
+          "internalType": "address[]",
+          "name": "workersToRegister",
+          "type": "address[]"
+        },
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "deadline",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint8",
+          "name": "v",
+          "type": "uint8"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "r",
+          "type": "bytes32"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "s",
+          "type": "bytes32"
+        }
+      ],
+      "name": "registerPermit",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "worker",
+          "type": "address"
+        }
+      ],
+      "name": "registerWorker",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "name": "relayers",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "ensHash",
+          "type": "bytes32"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "bytes32",
+          "name": "node",
+          "type": "bytes32"
+        }
+      ],
+      "name": "resolve",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "minAmount",
+          "type": "uint256"
+        }
+      ],
+      "name": "setMinStakeAmount",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tornadoRouterAddress",
+          "type": "address"
+        }
+      ],
+      "name": "setTornadoRouter",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "stake",
+          "type": "uint256"
+        }
+      ],
+      "name": "stakeToRelayer",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "relayer",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "stake",
+          "type": "uint256"
+        },
+        {
+          "internalType": "address",
+          "name": "staker",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "deadline",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint8",
+          "name": "v",
+          "type": "uint8"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "r",
+          "type": "bytes32"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "s",
+          "type": "bytes32"
+        }
+      ],
+      "name": "stakeToRelayerPermit",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "staking",
+      "outputs": [
+        {
+          "internalType": "contract TornadoStakingRewards",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "torn",
+      "outputs": [
+        {
+          "internalType": "contract TORN",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "tornadoRouter",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "worker",
+          "type": "address"
+        }
+      ],
+      "name": "unregisterWorker",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "name": "workers",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    }
+  ],
+  "bytecode": 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+  "linkReferences": {},
+  "deployedLinkReferences": {}
+}
diff --git a/package.json b/package.json
index c041c1c..7e9808d 100644
--- a/package.json
+++ b/package.json
@@ -1,10 +1,10 @@
 {
   "name": "@tornado/sdk-monorepo",
-  "author": "T-Hax",
+  "author": "AlienTornadosaurusHex",
   "license": "ISC",
   "description": "Tornado SDK monorepo.",
-  "repository": "https://development.tornadocash.community/T-Hax/sdk",
-  "homepage": "https://tornadocash.community",
+  "repository": "https://development.tornadocash.community/AlienTornadosaurusHex/sdk",
+  "homepage": "https://tornado.ws",
   "keywords": [
     "ethereum",
     "crypto",
@@ -70,6 +70,7 @@
     "format:crypto": "yarn workspace @tornado/sdk-crypto run format",
     "format:chain": "yarn workspace @tornado/sdk-chain run format",
     "format:utils": "yarn workspace @tornado/sdk-utils run format",
+    "format:registry": "yarn workspace @tornado/sdk-registry run format",
     "docs": "yarn workspace @tornado/sdk run typedoc --out ../../docs/api src/index.ts",
     "compile": "yarn workspaces foreach run build",
     "compile:sdk": "yarn workspace @tornado/sdk build",
@@ -79,6 +80,7 @@
     "compile:crypto": "yarn workspace @tornado/sdk-crypto build",
     "compile:chain": "yarn workspace @tornado/sdk-chain build",
     "compile:utils": "yarn workspace @tornado/sdk-utils build",
+    "compile:registry": "yarn workspace @tornado/sdk-registry build",
     "prepare": "yarn workspaces foreach run format && yarn workspaces foreach run build",
     "prepare:sdk": "yarn format:sdk && yarn compile:sdk",
     "prepare:core": "yarn format:core && yarn compile:core",
@@ -87,10 +89,12 @@
     "prepare:crypto": "yarn format:crypto && yarn compile:crypto",
     "prepare:chain": "yarn format:chain && yarn compile:chain",
     "prepare:utils": "yarn format:utils && yarn compile:utils",
-    "typechain": "yarn typechain:test && yarn typechain:core && yarn typechain:chain",
+    "prepare:registry": "yarn format:registry && yarn compile:registry",
+    "typechain": "yarn typechain:test && yarn typechain:core && yarn typechain:chain && yarn typechain:registry",
     "typechain:test": "typechain --target \"ethers-v5\" --discriminate-types --glob \"./abis/*.json\" --out-dir=\"./test/deth\"",
     "typechain:core": "typechain --target \"ethers-v5\" --discriminate-types --glob \"./abis/*.json\" --out-dir=\"./@tornado/sdk-core/src/deth\"",
     "typechain:chain": "typechain --target \"ethers-v5\" --discriminate-types --glob \"./abis/*.json\" --out-dir=\"./@tornado/sdk-chain/src/deth\"",
+    "typechain:registry": "typechain --target \"ethers-v5\" --discriminate-types --glob \"./abis/*.json\" --out-dir=\"./@tornado/sdk-registry/src/deth\"",
     "packall": "mkdir -p packages && yarn workspaces foreach --no-private pack --out \"../../packages/%s-@%v.zip\" && rename -a '@' '' packages/*"
   },
   "publishConfig": {
diff --git a/test/deth/RelayerRegistry.ts b/test/deth/RelayerRegistry.ts
new file mode 100644
index 0000000..4e291e6
--- /dev/null
+++ b/test/deth/RelayerRegistry.ts
@@ -0,0 +1,1138 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface RelayerRegistryInterface extends utils.Interface {
+  functions: {
+    "bulkResolve(bytes32[])": FunctionFragment;
+    "burn(address,address,address)": FunctionFragment;
+    "ens()": FunctionFragment;
+    "feeManager()": FunctionFragment;
+    "getRelayerBalance(address)": FunctionFragment;
+    "getRelayerEnsHash(address)": FunctionFragment;
+    "governance()": FunctionFragment;
+    "initialize(bytes32)": FunctionFragment;
+    "isRelayer(address)": FunctionFragment;
+    "isRelayerRegistered(address,address)": FunctionFragment;
+    "minStakeAmount()": FunctionFragment;
+    "nullifyBalance(address)": FunctionFragment;
+    "register(string,uint256,address[])": FunctionFragment;
+    "registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "registerWorker(address,address)": FunctionFragment;
+    "relayers(address)": FunctionFragment;
+    "resolve(bytes32)": FunctionFragment;
+    "setMinStakeAmount(uint256)": FunctionFragment;
+    "setTornadoRouter(address)": FunctionFragment;
+    "stakeToRelayer(address,uint256)": FunctionFragment;
+    "stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "staking()": FunctionFragment;
+    "torn()": FunctionFragment;
+    "tornadoRouter()": FunctionFragment;
+    "unregisterWorker(address)": FunctionFragment;
+    "workers(address)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "bulkResolve"
+      | "burn"
+      | "ens"
+      | "feeManager"
+      | "getRelayerBalance"
+      | "getRelayerEnsHash"
+      | "governance"
+      | "initialize"
+      | "isRelayer"
+      | "isRelayerRegistered"
+      | "minStakeAmount"
+      | "nullifyBalance"
+      | "register"
+      | "registerPermit"
+      | "registerWorker"
+      | "relayers"
+      | "resolve"
+      | "setMinStakeAmount"
+      | "setTornadoRouter"
+      | "stakeToRelayer"
+      | "stakeToRelayerPermit"
+      | "staking"
+      | "torn"
+      | "tornadoRouter"
+      | "unregisterWorker"
+      | "workers"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "bulkResolve",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "burn",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "ens", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "feeManager",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerEnsHash",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "governance",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "initialize",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayer",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayerRegistered",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "minStakeAmount",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "nullifyBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "register",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[]
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerWorker",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "relayers",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "resolve",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setMinStakeAmount",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setTornadoRouter",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayer",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "staking", values?: undefined): string;
+  encodeFunctionData(functionFragment: "torn", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "tornadoRouter",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "unregisterWorker",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "workers",
+    values: [PromiseOrValue<string>]
+  ): string;
+
+  decodeFunctionResult(
+    functionFragment: "bulkResolve",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "burn", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "ens", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "feeManager", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerEnsHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "governance", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "initialize", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "isRelayer", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isRelayerRegistered",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "minStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifyBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "register", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "registerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "registerWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "relayers", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "resolve", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "setMinStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "setTornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayer",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "staking", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "torn", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "tornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "unregisterWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "workers", data: BytesLike): Result;
+
+  events: {
+    "MinimumStakeAmount(uint256)": EventFragment;
+    "RelayerBalanceNullified(address)": EventFragment;
+    "RelayerRegistered(bytes32,string,address,uint256)": EventFragment;
+    "RouterRegistered(address)": EventFragment;
+    "StakeAddedToRelayer(address,uint256)": EventFragment;
+    "StakeBurned(address,uint256)": EventFragment;
+    "WorkerRegistered(address,address)": EventFragment;
+    "WorkerUnregistered(address,address)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "MinimumStakeAmount"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerBalanceNullified"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RouterRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeAddedToRelayer"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeBurned"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerUnregistered"): EventFragment;
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber;
+}
+export type MinimumStakeAmountEvent = TypedEvent<
+  [BigNumber],
+  MinimumStakeAmountEventObject
+>;
+
+export type MinimumStakeAmountEventFilter =
+  TypedEventFilter<MinimumStakeAmountEvent>;
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string;
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<
+  [string],
+  RelayerBalanceNullifiedEventObject
+>;
+
+export type RelayerBalanceNullifiedEventFilter =
+  TypedEventFilter<RelayerBalanceNullifiedEvent>;
+
+export interface RelayerRegisteredEventObject {
+  relayer: string;
+  ensName: string;
+  relayerAddress: string;
+  stakedAmount: BigNumber;
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>;
+
+export type RelayerRegisteredEventFilter =
+  TypedEventFilter<RelayerRegisteredEvent>;
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string;
+}
+export type RouterRegisteredEvent = TypedEvent<
+  [string],
+  RouterRegisteredEventObject
+>;
+
+export type RouterRegisteredEventFilter =
+  TypedEventFilter<RouterRegisteredEvent>;
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string;
+  amountStakeAdded: BigNumber;
+}
+export type StakeAddedToRelayerEvent = TypedEvent<
+  [string, BigNumber],
+  StakeAddedToRelayerEventObject
+>;
+
+export type StakeAddedToRelayerEventFilter =
+  TypedEventFilter<StakeAddedToRelayerEvent>;
+
+export interface StakeBurnedEventObject {
+  relayer: string;
+  amountBurned: BigNumber;
+}
+export type StakeBurnedEvent = TypedEvent<
+  [string, BigNumber],
+  StakeBurnedEventObject
+>;
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>;
+
+export interface WorkerRegisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerRegisteredEvent = TypedEvent<
+  [string, string],
+  WorkerRegisteredEventObject
+>;
+
+export type WorkerRegisteredEventFilter =
+  TypedEventFilter<WorkerRegisteredEvent>;
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerUnregisteredEvent = TypedEvent<
+  [string, string],
+  WorkerUnregisteredEventObject
+>;
+
+export type WorkerUnregisteredEventFilter =
+  TypedEventFilter<WorkerUnregisteredEvent>;
+
+export interface RelayerRegistry extends BaseContract {
+  contractName: "RelayerRegistry";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: RelayerRegistryInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<[string]>;
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    governance(overrides?: CallOverrides): Promise<[string]>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<[string]>;
+
+    torn(overrides?: CallOverrides): Promise<[string]>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+  };
+
+  bulkResolve(
+    domains: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<string[]>;
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  ens(overrides?: CallOverrides): Promise<string>;
+
+  feeManager(overrides?: CallOverrides): Promise<string>;
+
+  getRelayerBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  getRelayerEnsHash(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  governance(overrides?: CallOverrides): Promise<string>;
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  isRelayer(
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+  resolve(
+    node: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  staking(overrides?: CallOverrides): Promise<string>;
+
+  torn(overrides?: CallOverrides): Promise<string>;
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  workers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  callStatic: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<string[]>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    ens(overrides?: CallOverrides): Promise<string>;
+
+    feeManager(overrides?: CallOverrides): Promise<string>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    governance(overrides?: CallOverrides): Promise<string>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    staking(overrides?: CallOverrides): Promise<string>;
+
+    torn(overrides?: CallOverrides): Promise<string>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+  };
+
+  filters: {
+    "MinimumStakeAmount(uint256)"(
+      minStakeAmount?: null
+    ): MinimumStakeAmountEventFilter;
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter;
+
+    "RelayerBalanceNullified(address)"(
+      relayer?: null
+    ): RelayerBalanceNullifiedEventFilter;
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter;
+
+    "RelayerRegistered(bytes32,string,address,uint256)"(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+
+    "RouterRegistered(address)"(
+      tornadoRouter?: null
+    ): RouterRegisteredEventFilter;
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter;
+
+    "StakeAddedToRelayer(address,uint256)"(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+    StakeAddedToRelayer(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+
+    "StakeBurned(address,uint256)"(
+      relayer?: null,
+      amountBurned?: null
+    ): StakeBurnedEventFilter;
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter;
+
+    "WorkerRegistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+    WorkerRegistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+
+    "WorkerUnregistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+    WorkerUnregistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+  };
+
+  estimateGas: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>;
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>;
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/test/deth/RelayerRegistryAbi.ts b/test/deth/RelayerRegistryAbi.ts
new file mode 100644
index 0000000..eb238e8
--- /dev/null
+++ b/test/deth/RelayerRegistryAbi.ts
@@ -0,0 +1,1138 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import type {
+  BaseContract,
+  BigNumber,
+  BigNumberish,
+  BytesLike,
+  CallOverrides,
+  ContractTransaction,
+  Overrides,
+  PopulatedTransaction,
+  Signer,
+  utils,
+} from "ethers";
+import type {
+  FunctionFragment,
+  Result,
+  EventFragment,
+} from "@ethersproject/abi";
+import type { Listener, Provider } from "@ethersproject/providers";
+import type {
+  TypedEventFilter,
+  TypedEvent,
+  TypedListener,
+  OnEvent,
+  PromiseOrValue,
+} from "./common";
+
+export interface RelayerRegistryAbiInterface extends utils.Interface {
+  functions: {
+    "bulkResolve(bytes32[])": FunctionFragment;
+    "burn(address,address,address)": FunctionFragment;
+    "ens()": FunctionFragment;
+    "feeManager()": FunctionFragment;
+    "getRelayerBalance(address)": FunctionFragment;
+    "getRelayerEnsHash(address)": FunctionFragment;
+    "governance()": FunctionFragment;
+    "initialize(bytes32)": FunctionFragment;
+    "isRelayer(address)": FunctionFragment;
+    "isRelayerRegistered(address,address)": FunctionFragment;
+    "minStakeAmount()": FunctionFragment;
+    "nullifyBalance(address)": FunctionFragment;
+    "register(string,uint256,address[])": FunctionFragment;
+    "registerPermit(string,uint256,address[],address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "registerWorker(address,address)": FunctionFragment;
+    "relayers(address)": FunctionFragment;
+    "resolve(bytes32)": FunctionFragment;
+    "setMinStakeAmount(uint256)": FunctionFragment;
+    "setTornadoRouter(address)": FunctionFragment;
+    "stakeToRelayer(address,uint256)": FunctionFragment;
+    "stakeToRelayerPermit(address,uint256,address,uint256,uint8,bytes32,bytes32)": FunctionFragment;
+    "staking()": FunctionFragment;
+    "torn()": FunctionFragment;
+    "tornadoRouter()": FunctionFragment;
+    "unregisterWorker(address)": FunctionFragment;
+    "workers(address)": FunctionFragment;
+  };
+
+  getFunction(
+    nameOrSignatureOrTopic:
+      | "bulkResolve"
+      | "burn"
+      | "ens"
+      | "feeManager"
+      | "getRelayerBalance"
+      | "getRelayerEnsHash"
+      | "governance"
+      | "initialize"
+      | "isRelayer"
+      | "isRelayerRegistered"
+      | "minStakeAmount"
+      | "nullifyBalance"
+      | "register"
+      | "registerPermit"
+      | "registerWorker"
+      | "relayers"
+      | "resolve"
+      | "setMinStakeAmount"
+      | "setTornadoRouter"
+      | "stakeToRelayer"
+      | "stakeToRelayerPermit"
+      | "staking"
+      | "torn"
+      | "tornadoRouter"
+      | "unregisterWorker"
+      | "workers"
+  ): FunctionFragment;
+
+  encodeFunctionData(
+    functionFragment: "bulkResolve",
+    values: [PromiseOrValue<BytesLike>[]]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "burn",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<string>,
+      PromiseOrValue<string>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "ens", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "feeManager",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "getRelayerEnsHash",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "governance",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "initialize",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayer",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "isRelayerRegistered",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "minStakeAmount",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "nullifyBalance",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "register",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[]
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>[],
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "registerWorker",
+    values: [PromiseOrValue<string>, PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "relayers",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "resolve",
+    values: [PromiseOrValue<BytesLike>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setMinStakeAmount",
+    values: [PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "setTornadoRouter",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayer",
+    values: [PromiseOrValue<string>, PromiseOrValue<BigNumberish>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "stakeToRelayerPermit",
+    values: [
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<string>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BigNumberish>,
+      PromiseOrValue<BytesLike>,
+      PromiseOrValue<BytesLike>
+    ]
+  ): string;
+  encodeFunctionData(functionFragment: "staking", values?: undefined): string;
+  encodeFunctionData(functionFragment: "torn", values?: undefined): string;
+  encodeFunctionData(
+    functionFragment: "tornadoRouter",
+    values?: undefined
+  ): string;
+  encodeFunctionData(
+    functionFragment: "unregisterWorker",
+    values: [PromiseOrValue<string>]
+  ): string;
+  encodeFunctionData(
+    functionFragment: "workers",
+    values: [PromiseOrValue<string>]
+  ): string;
+
+  decodeFunctionResult(
+    functionFragment: "bulkResolve",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "burn", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "ens", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "feeManager", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "getRelayerEnsHash",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "governance", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "initialize", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "isRelayer", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "isRelayerRegistered",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "minStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "nullifyBalance",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "register", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "registerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "registerWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "relayers", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "resolve", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "setMinStakeAmount",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "setTornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayer",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "stakeToRelayerPermit",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "staking", data: BytesLike): Result;
+  decodeFunctionResult(functionFragment: "torn", data: BytesLike): Result;
+  decodeFunctionResult(
+    functionFragment: "tornadoRouter",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(
+    functionFragment: "unregisterWorker",
+    data: BytesLike
+  ): Result;
+  decodeFunctionResult(functionFragment: "workers", data: BytesLike): Result;
+
+  events: {
+    "MinimumStakeAmount(uint256)": EventFragment;
+    "RelayerBalanceNullified(address)": EventFragment;
+    "RelayerRegistered(bytes32,string,address,uint256)": EventFragment;
+    "RouterRegistered(address)": EventFragment;
+    "StakeAddedToRelayer(address,uint256)": EventFragment;
+    "StakeBurned(address,uint256)": EventFragment;
+    "WorkerRegistered(address,address)": EventFragment;
+    "WorkerUnregistered(address,address)": EventFragment;
+  };
+
+  getEvent(nameOrSignatureOrTopic: "MinimumStakeAmount"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerBalanceNullified"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RelayerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "RouterRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeAddedToRelayer"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "StakeBurned"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerRegistered"): EventFragment;
+  getEvent(nameOrSignatureOrTopic: "WorkerUnregistered"): EventFragment;
+}
+
+export interface MinimumStakeAmountEventObject {
+  minStakeAmount: BigNumber;
+}
+export type MinimumStakeAmountEvent = TypedEvent<
+  [BigNumber],
+  MinimumStakeAmountEventObject
+>;
+
+export type MinimumStakeAmountEventFilter =
+  TypedEventFilter<MinimumStakeAmountEvent>;
+
+export interface RelayerBalanceNullifiedEventObject {
+  relayer: string;
+}
+export type RelayerBalanceNullifiedEvent = TypedEvent<
+  [string],
+  RelayerBalanceNullifiedEventObject
+>;
+
+export type RelayerBalanceNullifiedEventFilter =
+  TypedEventFilter<RelayerBalanceNullifiedEvent>;
+
+export interface RelayerRegisteredEventObject {
+  relayer: string;
+  ensName: string;
+  relayerAddress: string;
+  stakedAmount: BigNumber;
+}
+export type RelayerRegisteredEvent = TypedEvent<
+  [string, string, string, BigNumber],
+  RelayerRegisteredEventObject
+>;
+
+export type RelayerRegisteredEventFilter =
+  TypedEventFilter<RelayerRegisteredEvent>;
+
+export interface RouterRegisteredEventObject {
+  tornadoRouter: string;
+}
+export type RouterRegisteredEvent = TypedEvent<
+  [string],
+  RouterRegisteredEventObject
+>;
+
+export type RouterRegisteredEventFilter =
+  TypedEventFilter<RouterRegisteredEvent>;
+
+export interface StakeAddedToRelayerEventObject {
+  relayer: string;
+  amountStakeAdded: BigNumber;
+}
+export type StakeAddedToRelayerEvent = TypedEvent<
+  [string, BigNumber],
+  StakeAddedToRelayerEventObject
+>;
+
+export type StakeAddedToRelayerEventFilter =
+  TypedEventFilter<StakeAddedToRelayerEvent>;
+
+export interface StakeBurnedEventObject {
+  relayer: string;
+  amountBurned: BigNumber;
+}
+export type StakeBurnedEvent = TypedEvent<
+  [string, BigNumber],
+  StakeBurnedEventObject
+>;
+
+export type StakeBurnedEventFilter = TypedEventFilter<StakeBurnedEvent>;
+
+export interface WorkerRegisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerRegisteredEvent = TypedEvent<
+  [string, string],
+  WorkerRegisteredEventObject
+>;
+
+export type WorkerRegisteredEventFilter =
+  TypedEventFilter<WorkerRegisteredEvent>;
+
+export interface WorkerUnregisteredEventObject {
+  relayer: string;
+  worker: string;
+}
+export type WorkerUnregisteredEvent = TypedEvent<
+  [string, string],
+  WorkerUnregisteredEventObject
+>;
+
+export type WorkerUnregisteredEventFilter =
+  TypedEventFilter<WorkerUnregisteredEvent>;
+
+export interface RelayerRegistryAbi extends BaseContract {
+  contractName: "RelayerRegistryAbi";
+
+  connect(signerOrProvider: Signer | Provider | string): this;
+  attach(addressOrName: string): this;
+  deployed(): Promise<this>;
+
+  interface: RelayerRegistryAbiInterface;
+
+  queryFilter<TEvent extends TypedEvent>(
+    event: TypedEventFilter<TEvent>,
+    fromBlockOrBlockhash?: string | number | undefined,
+    toBlock?: string | number | undefined
+  ): Promise<Array<TEvent>>;
+
+  listeners<TEvent extends TypedEvent>(
+    eventFilter?: TypedEventFilter<TEvent>
+  ): Array<TypedListener<TEvent>>;
+  listeners(eventName?: string): Array<Listener>;
+  removeAllListeners<TEvent extends TypedEvent>(
+    eventFilter: TypedEventFilter<TEvent>
+  ): this;
+  removeAllListeners(eventName?: string): this;
+  off: OnEvent<this>;
+  on: OnEvent<this>;
+  once: OnEvent<this>;
+  removeListener: OnEvent<this>;
+
+  functions: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<[string[]] & { result: string[] }>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<[string]>;
+
+    feeManager(overrides?: CallOverrides): Promise<[string]>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber]>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    governance(overrides?: CallOverrides): Promise<[string]>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[boolean]>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<[BigNumber]>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<[string]>;
+
+    torn(overrides?: CallOverrides): Promise<[string]>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<[string]>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<ContractTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[string]>;
+  };
+
+  bulkResolve(
+    domains: PromiseOrValue<BytesLike>[],
+    overrides?: CallOverrides
+  ): Promise<string[]>;
+
+  burn(
+    sender: PromiseOrValue<string>,
+    relayer: PromiseOrValue<string>,
+    pool: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  ens(overrides?: CallOverrides): Promise<string>;
+
+  feeManager(overrides?: CallOverrides): Promise<string>;
+
+  getRelayerBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<BigNumber>;
+
+  getRelayerEnsHash(
+    relayer: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  governance(overrides?: CallOverrides): Promise<string>;
+
+  initialize(
+    _tornadoRouter: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  isRelayer(
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  isRelayerRegistered(
+    relayer: PromiseOrValue<string>,
+    toResolve: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<boolean>;
+
+  minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+  nullifyBalance(
+    relayer: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  register(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerPermit(
+    ensName: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    workersToRegister: PromiseOrValue<string>[],
+    relayer: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  registerWorker(
+    relayer: PromiseOrValue<string>,
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  relayers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+  resolve(
+    node: PromiseOrValue<BytesLike>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  setMinStakeAmount(
+    minAmount: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  setTornadoRouter(
+    tornadoRouterAddress: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayer(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  stakeToRelayerPermit(
+    relayer: PromiseOrValue<string>,
+    stake: PromiseOrValue<BigNumberish>,
+    staker: PromiseOrValue<string>,
+    deadline: PromiseOrValue<BigNumberish>,
+    v: PromiseOrValue<BigNumberish>,
+    r: PromiseOrValue<BytesLike>,
+    s: PromiseOrValue<BytesLike>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  staking(overrides?: CallOverrides): Promise<string>;
+
+  torn(overrides?: CallOverrides): Promise<string>;
+
+  tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+  unregisterWorker(
+    worker: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<ContractTransaction>;
+
+  workers(
+    arg0: PromiseOrValue<string>,
+    overrides?: CallOverrides
+  ): Promise<string>;
+
+  callStatic: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<string[]>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    ens(overrides?: CallOverrides): Promise<string>;
+
+    feeManager(overrides?: CallOverrides): Promise<string>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    governance(overrides?: CallOverrides): Promise<string>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<boolean>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<[BigNumber, string] & { balance: BigNumber; ensHash: string }>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    staking(overrides?: CallOverrides): Promise<string>;
+
+    torn(overrides?: CallOverrides): Promise<string>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<string>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<void>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<string>;
+  };
+
+  filters: {
+    "MinimumStakeAmount(uint256)"(
+      minStakeAmount?: null
+    ): MinimumStakeAmountEventFilter;
+    MinimumStakeAmount(minStakeAmount?: null): MinimumStakeAmountEventFilter;
+
+    "RelayerBalanceNullified(address)"(
+      relayer?: null
+    ): RelayerBalanceNullifiedEventFilter;
+    RelayerBalanceNullified(relayer?: null): RelayerBalanceNullifiedEventFilter;
+
+    "RelayerRegistered(bytes32,string,address,uint256)"(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+    RelayerRegistered(
+      relayer?: null,
+      ensName?: null,
+      relayerAddress?: null,
+      stakedAmount?: null
+    ): RelayerRegisteredEventFilter;
+
+    "RouterRegistered(address)"(
+      tornadoRouter?: null
+    ): RouterRegisteredEventFilter;
+    RouterRegistered(tornadoRouter?: null): RouterRegisteredEventFilter;
+
+    "StakeAddedToRelayer(address,uint256)"(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+    StakeAddedToRelayer(
+      relayer?: null,
+      amountStakeAdded?: null
+    ): StakeAddedToRelayerEventFilter;
+
+    "StakeBurned(address,uint256)"(
+      relayer?: null,
+      amountBurned?: null
+    ): StakeBurnedEventFilter;
+    StakeBurned(relayer?: null, amountBurned?: null): StakeBurnedEventFilter;
+
+    "WorkerRegistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+    WorkerRegistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerRegisteredEventFilter;
+
+    "WorkerUnregistered(address,address)"(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+    WorkerUnregistered(
+      relayer?: null,
+      worker?: null
+    ): WorkerUnregisteredEventFilter;
+  };
+
+  estimateGas: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    ens(overrides?: CallOverrides): Promise<BigNumber>;
+
+    feeManager(overrides?: CallOverrides): Promise<BigNumber>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    governance(overrides?: CallOverrides): Promise<BigNumber>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<BigNumber>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    staking(overrides?: CallOverrides): Promise<BigNumber>;
+
+    torn(overrides?: CallOverrides): Promise<BigNumber>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<BigNumber>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<BigNumber>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<BigNumber>;
+  };
+
+  populateTransaction: {
+    bulkResolve(
+      domains: PromiseOrValue<BytesLike>[],
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    burn(
+      sender: PromiseOrValue<string>,
+      relayer: PromiseOrValue<string>,
+      pool: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    ens(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    feeManager(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    getRelayerBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    getRelayerEnsHash(
+      relayer: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    governance(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    initialize(
+      _tornadoRouter: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    isRelayer(
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    isRelayerRegistered(
+      relayer: PromiseOrValue<string>,
+      toResolve: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    minStakeAmount(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    nullifyBalance(
+      relayer: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    register(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerPermit(
+      ensName: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      workersToRegister: PromiseOrValue<string>[],
+      relayer: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    registerWorker(
+      relayer: PromiseOrValue<string>,
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    relayers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    resolve(
+      node: PromiseOrValue<BytesLike>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+
+    setMinStakeAmount(
+      minAmount: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    setTornadoRouter(
+      tornadoRouterAddress: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayer(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    stakeToRelayerPermit(
+      relayer: PromiseOrValue<string>,
+      stake: PromiseOrValue<BigNumberish>,
+      staker: PromiseOrValue<string>,
+      deadline: PromiseOrValue<BigNumberish>,
+      v: PromiseOrValue<BigNumberish>,
+      r: PromiseOrValue<BytesLike>,
+      s: PromiseOrValue<BytesLike>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    staking(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    torn(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    tornadoRouter(overrides?: CallOverrides): Promise<PopulatedTransaction>;
+
+    unregisterWorker(
+      worker: PromiseOrValue<string>,
+      overrides?: Overrides & { from?: PromiseOrValue<string> }
+    ): Promise<PopulatedTransaction>;
+
+    workers(
+      arg0: PromiseOrValue<string>,
+      overrides?: CallOverrides
+    ): Promise<PopulatedTransaction>;
+  };
+}
diff --git a/test/deth/factories/RelayerRegistryAbi__factory.ts b/test/deth/factories/RelayerRegistryAbi__factory.ts
new file mode 100644
index 0000000..38645cb
--- /dev/null
+++ b/test/deth/factories/RelayerRegistryAbi__factory.ts
@@ -0,0 +1,694 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+
+import { Contract, Signer, utils } from "ethers";
+import type { Provider } from "@ethersproject/providers";
+import type {
+  RelayerRegistryAbi,
+  RelayerRegistryAbiInterface,
+} from "../RelayerRegistryAbi";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "_torn",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_governance",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_ens",
+        type: "address",
+      },
+      {
+        internalType: "bytes32",
+        name: "_staking",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "_feeManager",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "minStakeAmount",
+        type: "uint256",
+      },
+    ],
+    name: "MinimumStakeAmount",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "RelayerBalanceNullified",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "relayer",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayerAddress",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "stakedAmount",
+        type: "uint256",
+      },
+    ],
+    name: "RelayerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "tornadoRouter",
+        type: "address",
+      },
+    ],
+    name: "RouterRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountStakeAdded",
+        type: "uint256",
+      },
+    ],
+    name: "StakeAddedToRelayer",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountBurned",
+        type: "uint256",
+      },
+    ],
+    name: "StakeBurned",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerUnregistered",
+    type: "event",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "domains",
+        type: "bytes32[]",
+      },
+    ],
+    name: "bulkResolve",
+    outputs: [
+      {
+        internalType: "address[]",
+        name: "result",
+        type: "address[]",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "sender",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "contract ITornadoInstance",
+        name: "pool",
+        type: "address",
+      },
+    ],
+    name: "burn",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "ens",
+    outputs: [
+      {
+        internalType: "contract IENS",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "feeManager",
+    outputs: [
+      {
+        internalType: "contract FeeManager",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerBalance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerEnsHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "governance",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_tornadoRouter",
+        type: "bytes32",
+      },
+    ],
+    name: "initialize",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayer",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayerRegistered",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "minStakeAmount",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "nullifyBalance",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+    ],
+    name: "register",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "registerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "registerWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "relayers",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "balance",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes32",
+        name: "ensHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "node",
+        type: "bytes32",
+      },
+    ],
+    name: "resolve",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "minAmount",
+        type: "uint256",
+      },
+    ],
+    name: "setMinStakeAmount",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "tornadoRouterAddress",
+        type: "address",
+      },
+    ],
+    name: "setTornadoRouter",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+    ],
+    name: "stakeToRelayer",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address",
+        name: "staker",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "stakeToRelayerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "staking",
+    outputs: [
+      {
+        internalType: "contract ITornadoStakingRewards",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "torn",
+    outputs: [
+      {
+        internalType: "contract TORN",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "tornadoRouter",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "unregisterWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "workers",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+export class RelayerRegistryAbi__factory {
+  static readonly abi = _abi;
+  static createInterface(): RelayerRegistryAbiInterface {
+    return new utils.Interface(_abi) as RelayerRegistryAbiInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): RelayerRegistryAbi {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistryAbi;
+  }
+}
diff --git a/test/deth/factories/RelayerRegistry__factory.ts b/test/deth/factories/RelayerRegistry__factory.ts
new file mode 100644
index 0000000..cfbda61
--- /dev/null
+++ b/test/deth/factories/RelayerRegistry__factory.ts
@@ -0,0 +1,759 @@
+/* Autogenerated file. Do not edit manually. */
+/* tslint:disable */
+/* eslint-disable */
+import { Signer, utils, Contract, ContractFactory, Overrides } from "ethers";
+import type { Provider, TransactionRequest } from "@ethersproject/providers";
+import type { PromiseOrValue } from "../common";
+import type {
+  RelayerRegistry,
+  RelayerRegistryInterface,
+} from "../RelayerRegistry";
+
+const _abi = [
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "_torn",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_governance",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_ens",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_staking",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "_feeManager",
+        type: "address",
+      },
+    ],
+    stateMutability: "nonpayable",
+    type: "constructor",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "minStakeAmount",
+        type: "uint256",
+      },
+    ],
+    name: "MinimumStakeAmount",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "RelayerBalanceNullified",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "bytes32",
+        name: "relayer",
+        type: "bytes32",
+      },
+      {
+        indexed: false,
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayerAddress",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "stakedAmount",
+        type: "uint256",
+      },
+    ],
+    name: "RelayerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "tornadoRouter",
+        type: "address",
+      },
+    ],
+    name: "RouterRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountStakeAdded",
+        type: "uint256",
+      },
+    ],
+    name: "StakeAddedToRelayer",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "uint256",
+        name: "amountBurned",
+        type: "uint256",
+      },
+    ],
+    name: "StakeBurned",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerRegistered",
+    type: "event",
+  },
+  {
+    anonymous: false,
+    inputs: [
+      {
+        indexed: false,
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        indexed: false,
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "WorkerUnregistered",
+    type: "event",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32[]",
+        name: "domains",
+        type: "bytes32[]",
+      },
+    ],
+    name: "bulkResolve",
+    outputs: [
+      {
+        internalType: "address[]",
+        name: "result",
+        type: "address[]",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "sender",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "contract ITornadoInstance",
+        name: "pool",
+        type: "address",
+      },
+    ],
+    name: "burn",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "ens",
+    outputs: [
+      {
+        internalType: "contract IENS",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "feeManager",
+    outputs: [
+      {
+        internalType: "contract IFeeManager",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerBalance",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "getRelayerEnsHash",
+    outputs: [
+      {
+        internalType: "bytes32",
+        name: "",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "governance",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "_tornadoRouter",
+        type: "bytes32",
+      },
+    ],
+    name: "initialize",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayer",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "toResolve",
+        type: "address",
+      },
+    ],
+    name: "isRelayerRegistered",
+    outputs: [
+      {
+        internalType: "bool",
+        name: "",
+        type: "bool",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "minStakeAmount",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "",
+        type: "uint256",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+    ],
+    name: "nullifyBalance",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+    ],
+    name: "register",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "string",
+        name: "ensName",
+        type: "string",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address[]",
+        name: "workersToRegister",
+        type: "address[]",
+      },
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "registerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "registerWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "relayers",
+    outputs: [
+      {
+        internalType: "uint256",
+        name: "balance",
+        type: "uint256",
+      },
+      {
+        internalType: "bytes32",
+        name: "ensHash",
+        type: "bytes32",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "bytes32",
+        name: "node",
+        type: "bytes32",
+      },
+    ],
+    name: "resolve",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "uint256",
+        name: "minAmount",
+        type: "uint256",
+      },
+    ],
+    name: "setMinStakeAmount",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "tornadoRouterAddress",
+        type: "address",
+      },
+    ],
+    name: "setTornadoRouter",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+    ],
+    name: "stakeToRelayer",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "relayer",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "stake",
+        type: "uint256",
+      },
+      {
+        internalType: "address",
+        name: "staker",
+        type: "address",
+      },
+      {
+        internalType: "uint256",
+        name: "deadline",
+        type: "uint256",
+      },
+      {
+        internalType: "uint8",
+        name: "v",
+        type: "uint8",
+      },
+      {
+        internalType: "bytes32",
+        name: "r",
+        type: "bytes32",
+      },
+      {
+        internalType: "bytes32",
+        name: "s",
+        type: "bytes32",
+      },
+    ],
+    name: "stakeToRelayerPermit",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "staking",
+    outputs: [
+      {
+        internalType: "contract TornadoStakingRewards",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "torn",
+    outputs: [
+      {
+        internalType: "contract TORN",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [],
+    name: "tornadoRouter",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "worker",
+        type: "address",
+      },
+    ],
+    name: "unregisterWorker",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+  {
+    inputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    name: "workers",
+    outputs: [
+      {
+        internalType: "address",
+        name: "",
+        type: "address",
+      },
+    ],
+    stateMutability: "view",
+    type: "function",
+  },
+] as const;
+
+const _bytecode =
+  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+
+type RelayerRegistryConstructorParams =
+  | [signer?: Signer]
+  | ConstructorParameters<typeof ContractFactory>;
+
+const isSuperArgs = (
+  xs: RelayerRegistryConstructorParams
+): xs is ConstructorParameters<typeof ContractFactory> => xs.length > 1;
+
+export class RelayerRegistry__factory extends ContractFactory {
+  constructor(...args: RelayerRegistryConstructorParams) {
+    if (isSuperArgs(args)) {
+      super(...args);
+    } else {
+      super(_abi, _bytecode, args[0]);
+    }
+    this.contractName = "RelayerRegistry";
+  }
+
+  override deploy(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): Promise<RelayerRegistry> {
+    return super.deploy(
+      _torn,
+      _governance,
+      _ens,
+      _staking,
+      _feeManager,
+      overrides || {}
+    ) as Promise<RelayerRegistry>;
+  }
+  override getDeployTransaction(
+    _torn: PromiseOrValue<string>,
+    _governance: PromiseOrValue<string>,
+    _ens: PromiseOrValue<string>,
+    _staking: PromiseOrValue<string>,
+    _feeManager: PromiseOrValue<string>,
+    overrides?: Overrides & { from?: PromiseOrValue<string> }
+  ): TransactionRequest {
+    return super.getDeployTransaction(
+      _torn,
+      _governance,
+      _ens,
+      _staking,
+      _feeManager,
+      overrides || {}
+    );
+  }
+  override attach(address: string): RelayerRegistry {
+    return super.attach(address) as RelayerRegistry;
+  }
+  override connect(signer: Signer): RelayerRegistry__factory {
+    return super.connect(signer) as RelayerRegistry__factory;
+  }
+  static readonly contractName: "RelayerRegistry";
+
+  public readonly contractName: "RelayerRegistry";
+
+  static readonly bytecode = _bytecode;
+  static readonly abi = _abi;
+  static createInterface(): RelayerRegistryInterface {
+    return new utils.Interface(_abi) as RelayerRegistryInterface;
+  }
+  static connect(
+    address: string,
+    signerOrProvider: Signer | Provider
+  ): RelayerRegistry {
+    return new Contract(address, _abi, signerOrProvider) as RelayerRegistry;
+  }
+}
diff --git a/test/deth/factories/index.ts b/test/deth/factories/index.ts
index 5a1adc7..8ec95cd 100644
--- a/test/deth/factories/index.ts
+++ b/test/deth/factories/index.ts
@@ -7,5 +7,6 @@ export { ERC20Tornado__factory } from "./ERC20Tornado__factory";
 export { ETHTornado__factory } from "./ETHTornado__factory";
 export { Multicall3Contract__factory } from "./Multicall3Contract__factory";
 export { MulticallContract__factory } from "./MulticallContract__factory";
+export { RelayerRegistry__factory } from "./RelayerRegistry__factory";
 export { TornadoInstance__factory } from "./TornadoInstance__factory";
 export { TornadoProxy__factory } from "./TornadoProxy__factory";
diff --git a/test/deth/index.ts b/test/deth/index.ts
index 76d3469..7adbade 100644
--- a/test/deth/index.ts
+++ b/test/deth/index.ts
@@ -7,6 +7,7 @@ export type { ERC20Tornado } from "./ERC20Tornado";
 export type { ETHTornado } from "./ETHTornado";
 export type { Multicall3Contract } from "./Multicall3Contract";
 export type { MulticallContract } from "./MulticallContract";
+export type { RelayerRegistry } from "./RelayerRegistry";
 export type { TornadoInstance } from "./TornadoInstance";
 export type { TornadoProxy } from "./TornadoProxy";
 export * as factories from "./factories";
@@ -16,5 +17,6 @@ export { ERC20Tornado__factory } from "./factories/ERC20Tornado__factory";
 export { ETHTornado__factory } from "./factories/ETHTornado__factory";
 export { Multicall3Contract__factory } from "./factories/Multicall3Contract__factory";
 export { MulticallContract__factory } from "./factories/MulticallContract__factory";
+export { RelayerRegistry__factory } from "./factories/RelayerRegistry__factory";
 export { TornadoInstance__factory } from "./factories/TornadoInstance__factory";
 export { TornadoProxy__factory } from "./factories/TornadoProxy__factory";
diff --git a/tsconfig.json b/tsconfig.json
index 388ac80..d7f4309 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -26,6 +26,7 @@
     "baseUrl": ".",
     "paths": {
       "test/*": ["test/*"],
+      "@tornado/sdk-registry": ["@tornado/sdk-registry/src/index.ts"],
       "@tornado/sdk-chain": ["@tornado/sdk-chain/src/index.ts"],
       "@tornado/sdk-core": ["@tornado/sdk-core/src/index.ts"],
       "@tornado/sdk-crypto": ["@tornado/sdk-crypto/src/index.ts"],
diff --git a/yarn.lock b/yarn.lock
index 4986113..aee49b1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1196,6 +1196,47 @@ __metadata:
   languageName: unknown
   linkType: soft
 
+"@tornado/sdk-registry@workspace:@tornado/sdk-registry":
+  version: 0.0.0-use.local
+  resolution: "@tornado/sdk-registry@workspace:@tornado/sdk-registry"
+  dependencies:
+    "@ethersproject/abi": ^5.7.0
+    "@ethersproject/providers": ^5.7.2
+    "@tornado/sdk-chain": "workspace:*"
+    "@tornado/sdk-data": "workspace:*"
+    "@tornado/sdk-utils": "workspace:*"
+    "@tornado/sdk-web": "workspace:*"
+    "@types/big-integer": ^0.0.31
+    "@types/chai": ^4.2.18
+    "@types/fs-extra": ^11.0.1
+    "@types/mocha": ^10.0.1
+    "@types/node": ^18.15.0
+    "@typescript-eslint/eslint-plugin": ^5.54.1
+    "@typescript-eslint/parser": ^5.54.1
+    chai: ^4.3.4
+    conventional-changelog-cli: ^2.1.1
+    dotenv: ^16.0.3
+    eslint: ^8.35.0
+    eslint-plugin-prettier: ^4.2.1
+    ethereum-waffle: ^4.0.10
+    ethers: ^5
+    fs-extra: ^11.1.0
+    mocha: ^10.2.0
+    pouchdb-collate: ^8.0.1
+    prettier: ^2.3.0
+    rimraf: ^5.0.0
+    source-map-support: ^0.5.19
+    ts-essentials: ^9.3.1
+    ts-node: ^10.9.1
+    tsc-alias: ^1.2.11
+    tsconfig-paths: ^4.1.2
+    typescript: ^5.0.4
+  dependenciesMeta:
+    tsconfig-paths@4.2.0:
+      unplugged: true
+  languageName: unknown
+  linkType: soft
+
 "@tornado/sdk-utils@workspace:*, @tornado/sdk-utils@workspace:@tornado/sdk-utils":
   version: 0.0.0-use.local
   resolution: "@tornado/sdk-utils@workspace:@tornado/sdk-utils"