If you meant a titled exactly that, please check if it might be an internal document, a blog article, or a non-peer-reviewed technical report. Would you like help locating a specific publication by title or a how-to guide for extracting a Deezer token?
This typically indicates that your OAuth token does not have the required permissions (scopes) for the endpoint you are calling. For example, you need the manage_library scope to modify playlists. Review the permissions you requested during the OAuth flow and adjust as needed. deezer user token
Deezer utilizes the standard OAuth 2.0 protocol to issue user tokens. Understanding this flow is essential for implementing secure access in your application. If you meant a titled exactly that, please