Extrinsic 119858-1

{
  "heartbeat": {
    "blockNumber": 119856,
    "sessionIndex": 1997,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xa4e978cf4287c43fd44ce470506418e5f91ff6303a9287434b9068ea4641013c97631a4b156fc82d7c58bab1fcf7b889b5b124a295713513ddebf65e6e759b8d"
}