Optionalid: stringOptionalname: stringOptionalparentId: stringOptionalcolorRgba: ColorRGBAOptionalmatrix: TransformMatrix | TransformMatrixesThe id child nodes refer to this assembly by; it must be unique among the nodes.
The name of the assembly, written into STEP files and shown by viewers.
OptionalparentThe id of the assembly this one sits in; leave it out for a root.
OptionalcolorA color for the assembly as { r, g, b, a } with every channel from 0 to 1.
OptionalmatrixA placement for the whole group as a column-major 4x4 matrix, or a list of them applied first to last.
An assembly node definition for
assembly.manager.createAssemblyNode: a container that groups instances and other assemblies.