"(# 100) You must provide an application access token or user access token who owns or is the developer of the application" (see Description)?
I make a request to find out the data about my user access token: fetch("https://graph.facebook.com/v8.0/debug_token?input_token=" + access_token).then(function (response) { response.text().then(function (textII) { alert(textII); }); }); In this case, I take the accessToken value from auth Response after authorization to the…