{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117877",
    "entityType": "User",
    "nonce": "0xffe155633ab863e4b24ed78f5a0f77f5f96764201817a8a86258259b794997b1",
    "signature": "0x9d06566c2a95a71ca7c871b0f97598769adf876f6750e9ffe30c3edcd4dca71e7dbfa74fa8def6677a25a4318c887142a6cac685a2d5f817f99de9b38254571b1c",
    "signer": "0x408CbFDbc09C9aFB99Da5f010D04f50A190b83B6",
    "userId": "675830993"
  }
}