Extrinsic 49881-1

{
  "heartbeat": {
    "blockNumber": 49880,
    "sessionIndex": 831,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xf471ea11cae8f7733b3ae05b9d8875f8cbdfa20f60f1fe208c6b4316c1ef3e40bfcdcd4dbf947cd49caf25a4062644446f5254408bb595716086bc9406fee687"
}