Schema: ImageGallery
Schema: ImageGallery Example Markup
The following are examples of markup written in json+ld that include the correct usage for Schema: ImageGallery.
CollectionPage
CollectionPage JSON-LD example for a listing / category / tag page. Direct WebPage subtype. Parent of ImageGallery and VideoGallery.
ImageGallery
ImageGallery JSON-LD example for a photo-gallery page. Direct CollectionPage subtype. Use ItemList + ImageObject for the gallery contents.