def series(self) -> SeriesRequestBuilder:
        """
        Provides operations to manage the series property of the microsoft.graph.workbookChart entity.
        """
        from .series.series_request_builder import SeriesRequestBuilder

        return SeriesRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the series property of the microsoft.graph.workbookChart entity.
        
msgraph/generated/drives/item/items/item/workbook/worksheets/item/charts/item_at_with_index/item_at_with_index_request_builder.py