API call Issue with Django and React

I am building a Web application, the frontend is ReactJs and Backend is Django-graphene for the GraphQL server.

I have managed to set up the User login from ReactJs using the startup github repo that’s available from Auth0 but I am not clear how the Webpage will get the data from my backend after the authentication is done. My react application is running on

I created an API for the Django which is running at I could not find any reference guide on how the API call from my frontend would be authenticated 2 ways from the frontend to the backend and vise versa. Aany help with a direct example or any suggestion is appreciated.