The translation of the object. Effectively the centre of the objects. This is relative to the parent - i.e. not a global position. The url of an object - default is blank. The number of vertices in an object.
Parameter specifies the number of lins that follow.
The number of surfaces that this object contains. The start of a surface. The parameter specifies the surface type and flags. The index to the material that this surface has. The number of vertices in the surface.