http://db.mmo-champion.com/items/#eyJ1c2VyIjp7Im5hbWUiO iJCb2IgU21pdGgiLCJhZ2UiOjQ3LCJzZXgiOiJNIiwiZG9iIjoiNS0x Mi0xOTU2In0sInBhc3RpbWVzIjoNClsiZ29sZiIsIm9wZXJhIiwicG9 rZXIiLCJyYXAiXSwiY2hpbGRyZW4iOnsiYm9iYnkiOnsiYWdlIjoxMi wic2V4IjoiTSJ9LA0KInNhbGx5Ijp7ImFnZSI6OCwic2V4IjoiRiJ9f X0
(I assume you have some reason for not just passing a session key in the URL and keeping all the relevant state on the server.)