Extrinsic 139228-1

{
  "heartbeat": {
    "blockNumber": 139227,
    "sessionIndex": 2320,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x2ee183605884868bdde4909a7ec060f8cc799934961a099da2212aa3682c3347ea42b4bddf85ac13c0a440a71731a9c432ed34c9416fcfc78de4306835b5708f"
}