The event for UploadProgressEvent notifications. All
            subscribers will be notified when a new progress
            event is raised.
            
The UploadProgressEvent is fired as data is uploaded to S3. The delegates attached to the event will be passed information detailing how much data has been uploaded as well as how much will be uploaded.
 Declaration Syntax
 Declaration Syntax| C# | 
public event EventHandler<UploadProgressArgs> UploadProgressEvent
 Remarks
 Remarks
            Subscribe to this event if you want to receive
            UploadProgressEvent notifications. Here is how:
1. Define a method with a signature similar to this one: CopyC#
            2. Add this method to the UploadProgressEvent delegate's invocation list
CopyC#
            2. Add this method to the UploadProgressEvent delegate's invocation list
             CopyC#
CopyC#
1. Define a method with a signature similar to this one:
 CopyC#
CopyC#private void displayProgress(object sender, UploadProgressArgs args) { Console.WriteLine(args); }
 CopyC#
CopyC#TransferUtilityUploadRequest request = new TransferUtilityUploadRequest();
request.UploadProgressEvent += displayProgress;