public SqlGeography ScaleDownMultiPolygon(MultiPolygon multiPolygon, double factor)
        {
            List <MultiPolygon> shiftedMultiPolygonsAroundTheAxis = GetShiftedMultipolygonsAroundTheAxis(multiPolygon, factor);
            List <SqlGeography> shiftedSqlGeographies             = ConvertToSqlGeographies(shiftedMultiPolygonsAroundTheAxis);
            var originalSqlGeography = multiPolygon.FromGeoJsonToSqlGeography();

            SqlGeography result = originalSqlGeography;

            foreach (var shiftedSqlGeography in shiftedSqlGeographies)
            {
                result = result.STDifference(shiftedSqlGeography);
            }

            return(result);
        }