If you tried to test your web push integration and got a 401 unauthorized error in the console of your browser, you most likely need to take the following steps :
1. Add Your Test URL as an Allowed Dev Origin
Go to the Settings > Push settings section of your dashboard and add your test URLs in the "Allowed dev origins" field.
2. Switch to Dev Environment in the Tag Configuration
🚧 Important : don't forget to remove this line in production.