Extrinsic 81273-1

{
  "heartbeat": {
    "blockNumber": 81271,
    "sessionIndex": 1354,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa0bdd701c6f3e7d16c6870603f8433f477918b1d32768af82047524d9b339d234db8037c8567ec8ba6beb4dc2ac64eb6b03db3287a0e4432b878ce45d02db986"
}