Extrinsic 61897-1

{
  "heartbeat": {
    "blockNumber": 61896,
    "sessionIndex": 1031,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x84d0169343d58dea908606a752666d8676241634291a272ce89d1c392029c5405227ace7a13629c263365d1192b7a84fcfccf48b900f4c66cf070cecdcc86b83"
}