Extrinsic 125974-1

{
  "heartbeat": {
    "blockNumber": 125972,
    "sessionIndex": 2099,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xb8adb036cb3643a61d4d4cc33ec666169722d5045a0640a321101c1b5024cb525533fae41ed09f910f8538589fe4c57c290ededd08c7a9b288680fb59f2f9b85"
}