It should show AppRF data in Airwave, IAP 8.5.x is supported version. Just to make sure have you set AppRF visiblitity to ALL under Configuration>System> General in IAP and also same is been enabled in Airwave IGC ?
Make sure Traffice Analysis data collection is enabled under AMP Setup > General > Additional AMP services.
Run below command from IAP CLI to see if any traffic is been generated
#show datapath session dpi verbose | include <client ip addr>
#show dpi-stats app user