Extrinsic 52306-1

{
  "heartbeat": {
    "blockNumber": 52305,
    "sessionIndex": 871,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x7a65cc85d6e69c9fc567208cbc97811e936fda66da898c2b573f4dfb0502910ed4165e07957a793813074161937a292afa5754c0857416996ebbcc86edc13b8b"
}