AppStudio relies on ArcGIS Runtime SDK for Qt for Mapping and GIS functionalities. At this point in AppStudio 5.0, we are using ArcGIS Runtime SDK for Qt version 100.10. I don't see StreamLayer in the documentation of ArcGIS Runtime SDK. https://developers.arcgis.com/qt/qml/api-reference/
I am not too familiar with GeoEvent, can we consume it via REST end point directly?