我如何使用Spring引导为我的RestApi调用提供的''Auth-x-token'id

I am using Spring-boot, and i want to make API calls since i am building a single page application. Spring boot provides a session id on every page header as "Auth-x-token" when a page is served (if you have configured Spring session in your app). I am confused now cause i want to send this ID back to the server so it can know the user in session. Please how can this be achieved.I am using Spring-boot, and i want to make API