Hello @Valeria Margarita Espinoza Sanchez ,
Regarding API reference you specified, there are information about request/response on the page. They are just samples and the page does not interact with your instance.
On the other hand, if you choose one of regions to navigate yourself to the API interaction test page, requests from the page are passed to resource(s) specified with api-key (Ocp-Apim-Subscription-Key
) or resource name. When you enter values related with your resource to the page, the web page make real requests to your resource(s).