{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "13154",
    "entityType": "User",
    "nonce": "0x9b038a75acb268bd8ea971a5424aa04a58872fcdebb5de07a2708f7c051fdeb6",
    "signature": "0xbd3897f21c2321b3fcd28f4b66855ef3be712127002af91ae334572caa4503b6673b2d4a466ac6a7425f2c5bca16d139b9c97b47120927a376de2779d8e33de61b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}