Hi,
The command is wrong. StartStopMotionDetection should be StartStopMotionDetector
http://localhost:8124/Json/StartStopMotionDetector?sourceId=0&enabled=true&authToken=xxx
Yes, it works ;).
You have all the commands here:
http://netcamstudio.com/WebAPI/#Moonware.Server.WCF~Moonware.Server.WCF.MoonwareServerWCF~StartStopMotionDetector.html
This was fun! Maybe I do some more interesting stuff with this ;).
-Henrik