{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2483",
    "entityType": "User",
    "nonce": "0xf46a21c6b0f44416798d8c9aba6c204475b934e4ac4c3870b7b0b50a6d3b7414",
    "signature": "0x101a8d89c64bfcf8610f447c92590dd45326071f243439d2a9170542a51e9b8817a75021519d4b64bcd396fe4d48ce96e4505d2cbd3912349945098a88e97ef81b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}