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In Bulk download, data download URL is
https://ec.europa.eu/eurostat/estat-navtree-portlet-prod/BulkDownloadListing?sort=1&file=data%2F<dataset_code>.tsv.gz
In API SDMX 2.1, it simplifies to
https://ec.europa.eu/eurostat/api/dissemination/sdmx/2.1/data/<dataset_code>?format=TSV&compressed=true
Example of a REST request to download the full TSV data file of the "BOP_EU6_M" dataset
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