http://gbatemp.net/threads/how-to-use-scene-dumps-with-gw-2-2-online.365829/
The answers you are looking for should be found in that thread
Well, I saw that thread already. It basically says you have to dump a cart. I'm just trying to risk it and use publicly available unique ID for cart so i can play.
I you read through the thread, there will be some IDs available
inside.