{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc3715e088c1a3224172ae8107f7c6b8001357fb286655f86121592fb666d9bf4",
    "signature": "0xc8190e34e221900f25408d6aa34c5cc29a09ef0ea622b0aabbf87aed6f4fe40c6091d15deebadabbc67c1f656c4a12876b6ab109fd6ef60f04fee8853ba80bbd1c",
    "signer": "0xe1eAe9Fa3Fef187944BA6cBa5C534e1ea257CA4E",
    "userId": "344552512"
  }
}