Got it Max. From the response you gave me before I have to tell you we checked everything: endpoint, X-API-KEY and payload. But of course in this case it's out of our hands. We think it's something from Gamma to allow multiple URL's or something like that.
How are you trying to use the API through your website? Juan D.
Also did you look at the exactly error sign your were in the console log? That picture does not show the exact error.
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