It’s unlikely you’ll ever produce page versions focusing on all languages and locations. Occasionally, you’ll want to provide Google an indication of what do to when a specified place or language isn’t obtainable or doesn’t exist. An x-default tag would be the URL that Google shows.  You can use Ahrefs https://addons.prestashop.com/pl/seo-pozycjonowanie-naturalne/31857-automatyczne-google-rich-snippets-json-ld-opengraph-seo.html