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a leading icon. These should only be used if the list can contain several types of object. If all items are of the same type, an icon should not be used.
a leading image.
up to 2 secondary lines of text. Secondary lines cannot have their own leading icons or images.
extra metadata, such as a tag, text, or an icon. These should be positioned to the right of the item, centered vertically.
up to 2 action icons, such as delete. These should only appear on hover or when an item is selected. They should be positioned to the right of the item, centered vertically (replacing the extra metadata, if exists).
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