Extrinsic 108513-1

{
  "heartbeat": {
    "blockNumber": 108511,
    "sessionIndex": 1808,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xd03b78f504dac4388640a9e183a4088e583e3f352e41a54a39ec37301513653a7b1b1dc994dff091f5ecacea45c60ea486def3f5e16e8a46016603ecb87dd184"
}