Extrinsic 11869-1

{
  "heartbeat": {
    "blockNumber": 11867,
    "sessionIndex": 197,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x165c7d7c7778bdd1d0a88498af1676913e12943f1989ac3329c72175ae8e8d5875d82ef4ab1143cf3fa31951a312c7b29197dd09407c97d1a06a90220d8c6686"
}