Reverse Proxy Not Behaving

I am working on adding learninglocker and xapi routes to the f5 reverse proxy and things are not behaving as I would have expected.  The routes to Moodle and Keycloak are working but Learninglocker and Xapi are not.  Below is what I see when trying to connect to the dashboard.  The initial /lrs-dashboard connection is made but the corresponding connections fail.

Here is what I'm trying to do:

Is what I'm trying to do with learninglocker and xapi even doable?