{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xe288aeea7f0e33164ef8d330165a1e154fb956302dc3c7776ebdb1c84bd54c43",
    "signature": "0xd8ca398a3cc54476849782fea96471ad2a458fad528341a3441414d5ca74f48f51ebc52ca699e3f12d313db587ea2898ae0990d00ae3c9a23a392cf3978a26661c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}