{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113351",
    "entityType": "User",
    "nonce": "0x51310205b7501b35623abf10297976240263aa2b634dd4687f5b037edb220ec2",
    "signature": "0xe14733d35ad12a66af8ea112b1a098f1d8e13201634ae564fed21fae0db8b67b7a27fc6d5fc5f1ad987d8d6860d1cd2e611a8b1d12cec5232b8b151b485a896e1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}