Extrinsic 49241-2

{
  "heartbeat": {
    "blockNumber": 49240,
    "sessionIndex": 820,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x8e46e7866e058ae3c8f10ea2503552e4246666c12087556724e5d7824062c2027444b00b069f2ce89096cdb664129853b500f6e058d547ec1b4d64ff6f4cfd82"
}