Extrinsic 42649-1

{
  "heartbeat": {
    "blockNumber": 42647,
    "sessionIndex": 710,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x8ee3ade7fc7f53d4bc610127f4a8219565d8f4111f7e936ece7e4762f3fddb6faff12cfeb963e97e80b0fdfc82ba611206a91e8858863208d111effb2157678d"
}