Extrinsic 22368-1

{
  "heartbeat": {
    "blockNumber": 22367,
    "sessionIndex": 372,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xbea05ff7e2b3f5ec5bc766180837ff761e3e6aaae6c0816b04c24c459c6be930216a9068b284517a653540cb79a49e35af77ff8c96357ee3b895be46dfd36685"
}