{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x3869b279ebf9ee0092e8a467f70eeae76ab3ec694d2179c8d0af3635ead2a66b",
    "signature": "0x9b5204d17660643ccea80cd31ee6c3a637d90774fde0f57afec2209bb775579b52a130b370cdfd8b7d5793fac1f799a6508cda4ae391ffe6d733222ea0fe9fd11b",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}