Dim instance As Service
Dim request As SubscriptionPolledRefreshRequest
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginSubscriptionPolledRefresh(request, callback, asyncState)

[OperationContractAttribute(Action="http://opcfoundation.org/webservices/XMLDA/1.0/SubscriptionPolledRefresh", 
   ReplyAction="*", 
   AsyncPattern=true)]
IAsyncResult BeginSubscriptionPolledRefresh( 
   SubscriptionPolledRefreshRequest request,
   AsyncCallback callback,
   object asyncState
)