yes i have forward you images after clicking configure backeend for this tier option ..
Regading loadbalancer(checked lb logs too and nginx logs too as forwarding to correct service) it all good its forwarding call to user-service/v2 to user-service and user-service/v2 to user-service-v2.
but in appd display is mix of both service ....
i am not able to find option to download logs for UI