{Cube.ApplyParameter, "Segment", {{"sdfasdf"}}}
This can be found in the advanced editor while in power query mode. The segment ID for a segment is at the end of the URL while viewing the segment in Adobe.
let
Source = AdobeAnalytics.Cubes([HierarchicalNavigation=true]),
#"xxxxxxxxxxxxxxl" = Source{[Name="xxxxxxxxx"]}[Data],
xxglobaldata = #"xxxxxxxxxxx"{[Id="xxglobaldata"]}[Data],
#"Added Items" = Cube.Transform(xxglobaldata,
{
{Cube.ApplyParameter, "DateRange", {#date(2018, 1, 1), #date(2018, 12, 31)}},
{Cube.ApplyParameter, "Segment", {{"s3751_59b0261db5e1f3sdff9b8d34", "s3751_596d0cdba5bb577e470c1111","s3751_5b3f6befa5bb5727e6de1sdf"}}},
{Cube.ApplyParameter, "Top", {700, "page"}},
{Cube.AddAndExpandDimensionColumn, "DateGranularity", {"year", "month", "day"}, {"Date Granularity.Level 1: Year", "Date Granularity.Level 2: Month", "Date Granularity.Level 3: Day"}},
{Cube.AddAndExpandDimensionColumn, "page", {"page"}, {"Page"}},
{Cube.AddMeasureColumn, "Visits", "visits"}
}),
#"Merged Columns" = Table.CombineColumns(Table.TransformColumnTypes(#"Added Items", {{"Date Granularity.Level 2: Month", type text}, {"Date Granularity.Level 3: Day", type text}, {"Date Granularity.Level 1: Year", type text}}, "en-US"),{"Date Granularity.Level 2: Month", "Date Granularity.Level 3: Day", "Date Granularity.Level 1: Year"},Combiner.CombineTextByDelimiter("/", QuoteStyle.None),"Date"),
#"Changed Type" = Table.TransformColumnTypes(#"Merged Columns",{{"Date", type date}})
in
#"Changed Type"