Extrinsic 68969-1

{
  "heartbeat": {
    "blockNumber": 68968,
    "sessionIndex": 1149,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xd6d12d338e01465c771ea966bd0f58d264383f6b5383a111d6cdbeecd130092dbe4ec4ed63df348ed9d9fcdf5fce24a73062d2d02d47d4a25fa407fbdf724388"
}