{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93603",
    "entityType": "User",
    "nonce": "0x93676afe8a6e38cc7191a789a80d6615a5804bf0a8087566c1fd569740d91ed0",
    "signature": "0xd7321bf7eed58e429e463fb5b9ef444f40e92108dcb9ca394b4a6c1a6964c8db5fe98b5d01d7f32c7049e14f6a2ccd7d8fdcb7109354dd55ed79e8dfa56eb2bb1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}