>>Network tab on the browser debugger should show you the request ?
>>
>>Update: just realised that this must be on the server - in which case Fiddler should let you see the request that went over the wire
>
>I am using Google Chrome and I'm just running the code from VS - what should I do exactly?

If you haven't got it then download and install Fiddler (https://www.telerik.com/download/fiddler). Open it - it should show you all internet traffic. Click on your request to show the details.