PoweQuery M example of importing data from Eurostat

importDataFromEurostat.M

let                                                                                                                                                                                                  
    Source = Csv.Document(Web.Contents("https://ec.europa.eu/eurostat/api/dissemination/sdmx/3.0/data/dataflow/ESTAT" &
                                       "/nama_10_gdp/1.0/*?" & // ← modify dataset
                                       // ↓ modify dimensions and their values
                                       "c[unit]=CP_MEUR&c[na_item]=B1GQ,P3&c[geo]=EU27_2020,EA20" &
                                       "&compress=false&format=csvdata&formatVersion=2.0&" &
                                       "c[TIME_PERIOD]=ge:2021+le:2023"), // ← modify time span
                          [Delimiter=",",
                           Encoding=65001, QuoteStyle=QuoteStyle.None]),
    PromotedHeaders = Table.PromoteHeaders(Source, [PromoteAllScalars=true]),
    ChangedType = Table.TransformColumnTypes(PromotedHeaders,{{"STRUCTURE", type text}, {"STRUCTURE_ID", type text}, {"freq", type text},
                                                              // ↓ this line likely to be modified
                                                              {"unit", type text}, {"na_item", type text}, {"geo", type text}, {"TIME_PERIOD", Int64.Type},
                                                              {"OBS_VALUE", Int64.Type}, {"OBS_FLAG", type text}}),
    CombinedVariableName = Table.AddColumn(ChangedType, "Variables",
                                           each Text.Combine({[na_item], " ", [unit]})), // ← this line likely to be modified
    SelectedColumns = Table.SelectColumns(CombinedVariableName, {"geo", "TIME_PERIOD",  // ← this line likely to be modified
                                                                 "OBS_VALUE","Variables"}),
    PivotedColumn = Table.Pivot(SelectedColumns, List.Distinct(SelectedColumns[Variables]), "Variables", "OBS_VALUE")
in
    PivotedColumn