Hi @prolabgr, This API call do support only English language at this moment. You can not get response in any other language, however you can use our Translation API for translating the text. Please take a look https://developer.ebay.com/api-docs/commerce/translation/resources/language/methods/translate
eBay Developers Support
Hi, any news about answer in localized language ?
In 2020 we reverted back to GetCategorySpecifics, but it's decommissioning will force us to use Taxonomy API with the use of a lot of extra calls to Translation API (still beta and very low quota).
Moreover, calling translation api using request payload
return me error 500, with errorId 110000
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