I watched a vid about OAuth best practices. It is pretty unclear to me how he got the callback URL like, where is this coming from? Is this something I should provide?
Yes, you’ll want to provide this URL. It’s the URL that you want the sellers to go to after authorizing your application.
And after getting the callback URL, how am I supposed to use that to get the code? Since it is required when using the “authorizaion_code” grant type
code will be included in the callback URL. When the seller is redirected you can get the
code and use it to call