Extrinsic 49777-1

{
  "heartbeat": {
    "blockNumber": 49775,
    "sessionIndex": 829,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xf8fb67bc1b57bfb8cddf6b18343c7539a89a57607fb3f3193af41b5eab23076ba1e6d297e17a66175e3a84aa453f96ce4637873d2b91e2855c0c4bbf07e26a8d"
}