NET_ID=42 RPC_URL=https://kovan.infura.io/v3/a3f4d001c1fc4a359ea70dd27fd9cb51 PRIVATE_KEY= ETH_MIXER_ADDRESS=0x1Cea940cA15a303A0E01B7F8589F39fF34308DB2 DAI_MIXER_ADDRESS=0x7ed3fC8042e18db889A0466F49c438bB1410b3c7 # 2.5 means 2.5% RELAYER_FEE=2.5 APP_PORT=8000