getProperties(modelID, id, indirect) {
            return this.IFC.getProperties(modelID, id, indirect);
        }
@deprecated Use `IfcViewerAPI.IFC.getProperties()` instead.
Gets the properties of the specified item.
@modelID ID of the IFC model.
@id Express ID of the item.
@indirect If true, also returns psets, qsets and type properties.