As I cannot see any reference on how to use properly the sysparm_query_category, may I confirm on how did you append the sysparm_query_category in get request?
pynini
swift-optionals
utf-7
unity-networking
jdeps
akita
algorithmic-trading
system.timers.timer
ml-agent
flutter-packages
monarch
aptana3
paddle-paddle
simplemodal
avaudiofile
google-cloud-api-gateway
django-templates
gradle-dependencies
npm-private-modules
save-image
android-togglebutton
alerts
minima
archiva
tika-python
docker-compose
parallel-arrays
shortcut-file
dataitem
directions