private static (XdObjectJson[], float Spacing) ExpandRepeatGridGroup(XdObjectJson xdObject, XdObjectJson repeatGrid, string scrollingType, IObbGetter obbGetter, ref List <SpecialSpacing> specialSpacings)
        {
            var spacing = repeatGrid.GetRepeatGridSpacing(scrollingType);

            var listElement = repeatGrid.Group.Children[0].Group.Children[0];
            var listItems   = new[] { listElement };

            if (xdObject.HasParameter("multiitems"))
            {
                listItems = ExpandMultiItemsList(listElement, scrollingType, obbGetter, ref specialSpacings);
            }

            foreach (var listItem in listItems)
            {
                listItem.RemoveConstraint();
            }

            return(listItems.ToArray(), spacing);
        }