Extrinsic 136834-1

{
  "heartbeat": {
    "blockNumber": 136833,
    "sessionIndex": 2280,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x380669695a80a0bdbcbce87bf42e6da58b458f43880023697a284df26952f22895ae95e4b45ff8bc2b6aa5962f3935547a3fe676e9a876365d1620f2f9383580"
}