{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53144",
    "entityType": "User",
    "nonce": "0xc1432fed2d7a819e24a6fc85f10dfd01a6ad6ae32ff4f06e5bc40ed9e8bd0c9b",
    "signature": "0x2e293a4ee6d09be5d6b9758788212e35c1cfa4e3cb09b56e95d18b2cebde8fdd0f254fd635fa612cd457c2b8ed445d5832ca677adf502946780fda9f1affcd811c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}