Extrinsic 136663-1

{
  "heartbeat": {
    "blockNumber": 136662,
    "sessionIndex": 2277,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x3e9d2e312c20cbedad5a5ca97a47e99d6730fb3a151b4a8d606b7c32bcae9d52c9babb9b505d91958ba5efd37d50193dd540691401b47eee3ac7183f9190848d"
}