Extrinsic 32378-1

{
  "heartbeat": {
    "blockNumber": 32377,
    "sessionIndex": 539,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x485d8cb41579001de7ce7acfd7e91cc1ebd83962ca90a778b2ed0decd2163244546b5a34f38d046fa27a3c0227aec069081570025f98496073cff99921fd4383"
}