Extrinsic 25882-1

{
  "heartbeat": {
    "blockNumber": 25881,
    "sessionIndex": 431,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x70f49a323e7a06d80ea453cb93b6514c7bba5cbfb65a2c7818c87f038ce4e001eb8eabec43b9152ebba6ec35a0de7c25cec0a2e9159ac6ac4729c05a89a9178e"
}