Extrinsic 14369-1

{
  "heartbeat": {
    "blockNumber": 14368,
    "sessionIndex": 239,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xbe558e98901484542b1706e3f7ac60aed18d03a065514d837cc9b7503705d843c07831d3b3458780dc2f28acfb7c24c984d6ff06f55ea6c2392379d1bd56268d"
}