您需要使用QueryCategory（）方法来获取所需的信息。 您还可以使用QueryCategoryBySubscriber（）来获取将要呈现给进行查询的特定用户的状态。

You need to use the QueryCategory() method to get the information that you want.  You can also use QueryCategoryBySubscriber() to get the presence that would be presented to a specific user making the query.