Extrinsic 61354-1

{
  "heartbeat": {
    "blockNumber": 61353,
    "sessionIndex": 1022,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xb040daeca1d117b812b1026292387af396c4f7291414a93952665c80047fcb51da6a59793d14034c06f6a8f8a45b2e10b6572510ad34e453c372d9c8a0b5f085"
}