{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68033",
    "entityType": "User",
    "nonce": "0x298dbe319d5a4b0c6b9812dd0e4ce3d27a21f622e63fc2e5369dcd5920fb6a6f",
    "signature": "0x79490c3ce596691a57a95a876ce260b120474df24bbd99cf58b0551f1a030a452038154a4f7505bbb92e142d86147720307982f6d2d6a7a2fb7484b51bd70aec1b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}