{"receiver":"matrix",
"status":"firing",
"alerts":[
  {"status":"firing",
  "labels":
    {"alertname":"InstanceDown",
    "environment":"monitoring.example.com",
    "instance":"webserver.example.com",
    "job":"node_exporter","severity":"critical"
    },
  "annotations":{"description":"webserver.example.com of job node_exporter has been down for more than 5 minutes.",
  "summary":"Instance webserver.example.com down"},
  "startsAt":"2022-06-23T11:53:14.318Z",
  "endsAt":"0001-01-01T00:00:00Z",
  "generatorURL":"http://monitoring.example.com:9090/graph?g0.expr=up+%3D%3D+0\u0026g0.tab=1",
  "fingerprint":"9cd7837114d58797"}],
  "groupLabels":{"alertname":"InstanceDown"},
  "commonLabels":{"alertname":"InstanceDown",
  "environment":"monitoring.example.com","instance":"webserver.example.com",
  "job":"node_exporter","severity":"critical"},
  "commonAnnotations":{"description":"webserver.example.com of job node_exporter has been down for more than 5 minutes.","summary":"Instance webserver.example.com down"},"externalURL":"https://alert.example","version":"4","groupKey":"{}:{alertname=\"InstanceDown\"}","truncatedAlerts":0}