{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0x47670e2d8217dcc795a948b9931df252faa833f2ec07a3e2b2e0263b89e1b9ba",
    "signature": "0xecdd26525bd2f7adea63269f8f72b488fdb2ee14ee1be28bcfab41460bf52f5b596d7bb7eb43952b88327dfd4df105d601381c1acad12ed828cffc1ff571e9a01b",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}