Extrinsic 11328-1

{
  "heartbeat": {
    "blockNumber": 11327,
    "sessionIndex": 188,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x72a03744a17de4bae17270a02186ff448c3d439b9ee649ef6f131abf506e5e0a21075491ce162f2b226b906d661d12075f4bfcdecf60897c59d71f95a5e20d80"
}