Extrinsic 22099-1

{
  "heartbeat": {
    "blockNumber": 22097,
    "sessionIndex": 368,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xfa3cce603d310b83f207625a22d9d53b7648c60b38ad415a5f6592a310ccd7268084c87759087a3f5535c06a79131454379874749a1bb418c664778d3a05b680"
}