{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x2b416f380338d7c7b87d0514d5304b9a56a78288c0bae2f5f81f80b60d6c3960",
    "signature": "0x64b33f28e41e36002d0c610d47ad1c67306f4a06d00fc116568dd9bf9727ed913e704fd308cee22ece1efa67189e812ac56508e42cf380fc14890e3ddbdd2fe61c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}