API Reference > geometry-core > Serialization > BGFBAccessors > BGFBAccessors.DgnBox > getSizePrefixedRootAsDgnBox getSizePrefixedRootAsDgnBox MethodStatic getSizePrefixedRootAsDgnBox(bb: ByteBuffer, obj?: BGFBAccessors.DgnBox): BGFBAccessors.DgnBox Parameter Type Description bb ByteBuffer obj BGFBAccessors.DgnBox Returns - BGFBAccessors.DgnBox DgnBox Defined in serialization/BGFBAccessors.ts Line 3460 Last Updated: 11 June, 2024