DESCRIPTION
Most of the texture coordinates have id = 6 (7 if counting vertex attributes) so you can customize runtime config to simplify your life before rip. In pre shader mode id = 3(4). All these parameters will be set by VR as defaults for this game.
Some texture coordinates are packed by pairs so you should check "Split VEC4 to 2 VEC2". Another texture coordinates look like coordinates on a big texture. For example, coordinates of the wall on the screenshot: