Extrinsic 81746-1

{
  "heartbeat": {
    "blockNumber": 81745,
    "sessionIndex": 1362,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x50414df5e30357fe5133960df7d9d965e8200da536fec254951d9e7a56b8ae431d1ff34d7327749a4a105670d9f18fe7cdaac7c2242df0a93470e3b6ee7bd984"
}