{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "186926",
    "entityType": "User",
    "nonce": "0x2d504e210f2b01a34a1293d0a54106af590097e86acb647883e4e3efbb6c4a8d",
    "signature": "0x1c53477ccfe00c49a40cba49a644cd2dbfb50b6fc5ed1b5f640d312179ae99f45f75d5ffc5bd9ee1ea2f0471ff07c7a567105e86c8131aeacd3b507599bcd9451b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}