Lamp is similar to an IKEA series. The crumpling of the paper was made by displacement, please be attentive - its not geometry. But its optimized and ready to be subdivided!
Texture of displace map - .EXR 4k.
IMPORTANT: watch out and be an attentively with .OBJ and .FBX, corona's materials works not so well with it. Use .MAX file to correct export.