API Reference > imodeljs-common > Serialization > EGFBAccessors > EGFBAccessors.BRepData > getRootAsBRepData getRootAsBRepData MethodStatic getRootAsBRepData(bb: ByteBuffer, obj?: EGFBAccessors.BRepData): EGFBAccessors.BRepData Parameter Type Description bb ByteBuffer obj EGFBAccessors.BRepData Returns - EGFBAccessors.BRepData BRepData Defined in core/common/src/geometry/ElementGeometryFB.ts Line 1149 Last Updated: 12 June, 2024