Extrinsic 32928-2

{
  "heartbeat": {
    "blockNumber": 32926,
    "sessionIndex": 548,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x44fdbec61bfef97b50792a51e9b2f1a8712ce4b83e1cb01ab9479708b693bf02bd923414f7c6e34cee81c4d8a67f1daeafe2dc1b80d95eae29b23710556f138a"
}