Extrinsic 43116-1

{
  "heartbeat": {
    "blockNumber": 43115,
    "sessionIndex": 718,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x849c237003ffa84ef9ce6e8ce557491e8ab353ac9eefe85a332756930fef4b43c04f2eb87a7127dbcfd809bde78e65392c2e73bdab082ca8caba8554b9df0686"
}