code: public Contacts getTaggingSuggestions(int page, int perPage) throws JinxException {
      Map<String, String> params = new TreeMap<>();
      params.put("method", "flickr.contacts.getTaggingSuggestions");
      if (page > 0) {
        params.put("page", Integer.toString(page));
      }
      if (perPage > 0) {
        params.put("per_page", Integer.toString(perPage));
      }
      return jinx.flickrGet(params, Contacts.class);
    }
docs: Get suggestions for tagging people in photos based on the calling user's contacts.
  <br>
  This method requires authentication with 'read' permission.
  
  @param page    Optional. The page of results to return. If this argument is &le;= zero, it defaults to 1.
  @param perPage Optional. Number of contacts to return per page. If this argument is &le;= 0, all contacts will be returned.
  @return object containing contacts matching the parameters.
  @throws JinxException if there are any errors.
  @see <a href="https://www.flickr.com/services/api/flickr.contacts.getTaggingSuggestions.html">flickr.contacts.getTaggingSuggestions</a>