Extrinsic 49166-1

{
  "heartbeat": {
    "blockNumber": 49164,
    "sessionIndex": 819,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0xb68d3a7109febde92d5564123629ec84f0f1ad1591285e3316bd212ca6e80331e5fe32aa6363a3f14e7beb9a81f2184912d43eef6d392c4e4c0ef05bfc174186"
}