Extrinsic 13483-1

{
  "heartbeat": {
    "blockNumber": 13481,
    "sessionIndex": 224,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x0627885183fa46cd910d17e0c92b26192afeb0abc4689b90345efd9f10f79b3f151b94dd37080f80dddfe094c8442d8985c3f848bbc58556cb0c359b0723a48e"
}