{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12462",
    "entityType": "User",
    "nonce": "0x32ff669c8654c46ff928b328608cf6c2a6d26cc8dfb43b648d8dbf1844282918",
    "signature": "0x280921ae92c466c812885fd8f17b95232f7ffd6fb5c6120d5b2bd13863e5b4723a2b7ffc3d796dde02e218b91872ae7a1bcec47457cfe4c83012269d2812d7c11c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}