no Transparency in Vector format

Hi, i downloaded this file als a vector

https://stock.adobe.com/ch_de/contributor/203581067/olga-moonlight?load_type=author&prev_url=detail&asset_id=287826281

in  the titel it says, that there should be transparency in the vectorfile, but there isnt. it actually just contains a bunch of squares. thats not what a vector file with transparency should look like. what am i doing wrong?