Extrinsic 48462-1

{
  "heartbeat": {
    "blockNumber": 48461,
    "sessionIndex": 807,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x6c63bc58e92f26cd72640992e595e4481aee4fcd0f389e9a987b9b56444f0d2d8ee9d63e0a7a98679cf00d9719078cf2bf0b8491042a4c52f7f67c1e50821189"
}