Extrinsic 24341-1

{
  "heartbeat": {
    "blockNumber": 24340,
    "sessionIndex": 405,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xac04960e05fcbee421cbf7f1f46b4ce14fa62f27590128f807cc1020efdfc433c48d974a0b7b568660bba4cb99c04ef246b8ae2ebf4437a0aa0d11be8c138a88"
}