public override void Read(BinaryReader file, uint size)
        {
            var startpos = file.BaseStream.Position;

            Unk1.Read(file, 4);
            Collisiontypes.Read(file, 0);

            var endpos = file.BaseStream.Position;

            Data.Read(file, (uint)(size - (endpos - startpos)));
        }
 public override void Write(BinaryWriter file)
 {
     Unk1.Write(file);
     Collisiontypes.Write(file);
     Data.Write(file);
 }