{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "124060",
    "entityType": "User",
    "nonce": "0x23a080d147f796395a4d36d4b0fc3e0cd121ce636c903741d7ed7b6e242f5250",
    "signature": "0x2c779a9a5cf981dd23e72ecf73289b53652ebcb36c4015db46682f3c2d2de39447921c8315379b9a41ee825f60385b8a402f091e3ec1b6bd881942a4eaa9990b1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}