Extrinsic 50263-1

{
  "heartbeat": {
    "blockNumber": 50262,
    "sessionIndex": 837,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x4ecd7d8562535fafb1aa94c6c2d08d8f0faae09b9da50de29afc4cf4e5fafb412e9cf033237cd621c5166ca0c997763bf24cf50c9dda2479563f4acf003ffd82"
}