Extrinsic 34185-1

{
  "heartbeat": {
    "blockNumber": 34184,
    "sessionIndex": 569,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xccd6a3586b9632d9ba7fce19533b16308f27277bdc7a97e79eec0786c95b42440596eebb94d59abb489fcab7d29fc8eaf88c1268cc904e3b2ec32d71654d3584"
}