Extrinsic 84074-1

{
  "heartbeat": {
    "blockNumber": 84071,
    "sessionIndex": 1401,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xba34ce3ca7a83f869c78886cb398729fb722e56f91b3e47e52c6da723892207a11adc56a40892aaefffba92f2d61a0f5a1a3eed2bddbc42dac75c9b36809cd80"
}