The "handler" will be notified every time a put
            object progress event is raised.
            
 Declaration Syntax
 Declaration Syntax| C# | 
[ObsoleteAttribute("The With methods are obsolete and will be removed in version 2 of the AWS SDK for .NET. See http://aws.amazon.com/sdkfornet/#version2 for more information.")] public UploadPartRequest WithSubscriber( EventHandler<UploadPartProgressArgs> handler )
 Parameters
 Parameters- handler (EventHandler<(Of <(<'UploadPartProgressArgs>)>)>)
- A method that consumes the put object progress notification
 Return Value
 Return Valuethis instance of the PutObjectRequest