Extrinsic 49477-1

{
  "heartbeat": {
    "blockNumber": 49475,
    "sessionIndex": 824,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x3cc9d3e6a0dc8cd6218d6aa00383197e54f434de3c471270259c46e59cfe9b717d05a1b57fa2328e1ad5f20970fecb9d8df2661681855c39d4633dcdd07b2e81"
}