Extrinsic 107322-1

{
  "heartbeat": {
    "blockNumber": 107320,
    "sessionIndex": 1788,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x44b5ae5b554358efea09de42f52a499879e65d0073c71aec1503dd325089074961bd1faa8afd8e9993604ba16df66d0aef04f358ff18e9f3455bb49e1ec2db8a"
}