pageCategories property

Required for category-page-view events.

At least one of search_query or page_categories is required for search events. Other event types should not set this field. The categories associated with a category page. Category pages include special pages such as sales or promotions. For instance, a special sale page may have the category hierarchy: categories : ["Sales", "2017 Black Friday Deals"].

Implementation

core.List<GoogleCloudRecommendationengineV1beta1CatalogItemCategoryHierarchy>?
    pageCategories;