Extrinsic 34598-1

{
  "heartbeat": {
    "blockNumber": 34596,
    "sessionIndex": 576,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x3c78224ef7c2435854c83f2823624ac4974edd98c517e941598ff1482d3c4c69384567808aedd760e6ec272fda9db8483faebb0a9805a186f8641873eadf998b"
}