{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135536",
    "entityType": "User",
    "nonce": "0xb4a511c07d0c64fd1334b3104f8cf1bbc4d3b33c835652ea55e1b99db36b6a61",
    "signature": "0x6bb5b3b7438df5a4f0d8e159bc3e2871a2c468f43ed9307c848f1566eb5f06277488f5f1ee2d2e9a79d6a5a10fc017a44e734eb7466a079e00080a9a5889a9101b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}