public void serialize(LittleEndianOutput out) {out.writeShort(field_1_categoryDataType);out.writeShort(field_2_valuesDataType);out.writeShort(field_3_numCategories);out.writeShort(field_4_numValues);out.writeShort(field_5_bubbleSeriesType);out.writeShort(field_6_numBubbleValues);}