anchor.diff:      @required String tautulliId,
       String ipAddress,
     });
  +  Future<Map<String, dynamic>> getUserNames({
  +    @required String tautulliId,
  +  });
     Future<Map<String, dynamic>> getUsersTable({
       @required String tautulliId,
       int grouping,
  +    String orderColumn,
  +    String orderDir,
  +    int start,
  +    int length,
  +    String search,
  +  });
  +  Future<Map<String, dynamic>> getHistory({
  +    @required String tautulliId,
  +    int grouping,
  +    String user,
  +    int userId,
  +    int ratingKey,
  +    int parentRatingKey,
  +    int grandparentRatingKey,
  +    String startDate,
  +    int sectionId,
  +    String mediaType,
  +    String transcodeDecision,
  +    String guid,
       String orderColumn,
       String orderDir,
       int start,
  
positive.code:     return responseJson;
    }
  
    Future<Map<String, dynamic>> getRecentlyAdded({
      @required String tautulliId,
      @required int count,
  
negative.code:     final responseJson = await connectionHandler(
        tautulliId: tautulliId,
        cmd: 'get_users_table',
        params: params,
      );
  
      return responseJson;
    }
  
    Future<Map<String, dynamic>> getHistory({
      @required String tautulliId,
      int grouping,
      String user,
      int userId,
      int ratingKey,
      int parentRatingKey,
      int grandparentRatingKey,
      String startDate,
      int sectionId,
      String mediaType,
      String transcodeDecision,
      String guid,
      String orderColumn,
      String orderDir,
      int start,
      int length,
      String search,
    }) async {
      Map<String, String> params = {};
  
      if (grouping != null) {
        params['grouping'] = grouping.toString();
      }
      if (user != null) {
        params['user'] = user;
      }
      if (userId != null) {
        params['user_id'] = userId.toString();
      }
      if (ratingKey != null) {
        params['rating_key'] = ratingKey.toString();
      }
      if (parentRatingKey != null) {
        params['parent_rating_key'] = parentRatingKey.toString();
      }
      if (grandparentRatingKey != null) {
        params['grandparent_rating_key'] = grandparentRatingKey.toString();
      }
      if (startDate != null) {
        params['start_date'] = startDate;
      }
      if (sectionId != null) {
        params['section_id'] = sectionId.toString();
      }
      if (mediaType != null) {
        params['media_type'] = mediaType;
      }
      if (transcodeDecision != null) {
        params['transcode_decision'] = transcodeDecision;
      }
      if (guid != null) {
        params['guid'] = guid;
      }
      if (orderColumn != null) {
        params['order_column'] = orderColumn;
      }
      if (orderDir != null) {
        params['order_dir'] = orderDir;
      }
      if (start != null) {
        params['start'] = start.toString();
      }
      if (length != null) {
        params['length'] = length.toString();
      }
      if (search != null) {
        params['search'] = search;
      }
  
      final responseJson = await connectionHandler(
        tautulliId: tautulliId,
        cmd: 'get_history',
        params: params,
      );
  
  