Contains the keyword data for the requested categories. A category's data are contained in a CategoryArrayType object if there is no error (one or more CategoryType objects). Returns category data as well as related search data.
Returns most popular search words by category. For each category, the CategoryID, CategoryName, CategoryParentID, and CategoryParentName, are returned, as well as QueryKeywords, related, and alternate searches.
See the Field Index to learn which calls use PopularSearchResult.