))
Returns an array of groupings of type "gallery".
Shortcut call: galleries
https://api.artlookonline.com/galleries/{user-slug}
"data": [{"id", "title", "description", "date_start", "date_end", "more_information", "subtitle",
"link_event", "id", "title", "type", "slug", ,
"extra_images", "image", "thumb", "dateStart", "dateEnd", "dateRange", "images": [],
"imagesInfo": [{"title", "details", "link_type", "link_url", "link_title", "url", "slug"}],
"location", "map", "items": [{"id", "grouping_id", "line_id", "sequence_no", "price", "user_ref_no",
"base_price", "symbol", "pp", "currency", "title", "description", "category", "artistId", "artist",
"medium", "width", "height", "depth", "reference", "year", "country", "dimensionsText", "notes",
"provenance", "internationalReference", "longReference", "subcategory", "tags", "edition", "editionSize",
"ownArt", "image", "thumb", "updated_at",
"tags": [{"id", "tenant_id", "line_id", "tag_id", "tag_name", "created_at",
"updated_at"}]}]