sort By
Specifies sortOption param. When sortOption is AmityUserFeedSortOption.FIRST_CREATED, posts will be sorted by createdAt property ASC. When sortOption is AmityUserFeedSortOption.LAST_CREATED, posts will be sorted by createdAt property DESC. The default value of sortOption is AmityUserFeedSortOption.LAST_CREATED.
Return
the same AmityUserPostQuery.Builder instance.