Extrinsic 176442-1

{
  "heartbeat": {
    "blockNumber": 176441,
    "sessionIndex": 2940,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x44e61c3de375507d95dd8f359a71da9e754ad5a58d6f1ff50ec5fa2721d3227756bdc2b2121eede02dec368cfcfbec97bae1bc0b80d31a48ee194eaf7dd37987"
}