Add color meanings for the Streaming Enabled Debugger panel UI

content/en-us/workspace/streaming/index.md

@@ -306,3 +306,13 @@ Once enabled, colored highlighted regions appear in the 3D viewport:
 <Alert severity="info">
 To increase the ability to zoom the default camera considerably far out while debugging, temporarily increase `Class.StarterPlayer.CameraMaxZoomDistance` while in edit mode or `Class.Player.CameraMaxZoomDistance` during runtime. A value of `1000`, for example, allows you to pull the camera out to view most of the 3D world while still navigating the character around.
 </Alert>
+<br/><br/>
+
+Inside of the Streaming debug view, you can see colored highlighted spaces within the 2D Panel UI:
+
+- Regular streaming
+  - Green: A streamed in space
+  - Yellow: A not yet fully streamed in space
+- Prefetch related, e.g. ``RequestStreamAroundAsync``
+  - Orange: A streamed in space through prefetch
+  - Purple: A not yet fully streamed in space through prefetch