Extrinsic 119927-1

{
  "heartbeat": {
    "blockNumber": 119925,
    "sessionIndex": 1998,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x8eee3bab4ac8e1ab93c8007ff0c8968e38e0a164fbbcf65a6dcb9501a32231764afc945afe7d7ba826037843732a0c722d1e389824059a7be4974a71f2f5f482"
}