Despite being located at very strategic area, at Bundaran HI, I surprised nobody draw diagram of Hotel Grand Hyatt Jakarta (
http://skyscraperpage.com/cities/?buildingID=88575)
These are my own work image that can be used for reference, again.
Grand Hyatt Plaza Indonesia by
Everyone Sinks Starco (using album), on Flickr
Google Street View can be used as reference too.