Initiates the asynchronous execution of the CreateSnapshot operation.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public IAsyncResult BeginCreateSnapshot( CreateSnapshotRequest createSnapshotRequest, AsyncCallback callback, Object state )
 Parameters
 Parameters- createSnapshotRequest (CreateSnapshotRequest)
- Container for the necessary parameters to execute the CreateSnapshot operation on AmazonStorageGateway.
- callback (AsyncCallback)
- An AsyncCallback delegate that is invoked when the operation completes.
- state (Object)
- A user-defined state object that is passed to the callback procedure. Retrieve this object from within the callback procedure using the AsyncState property.
 Return Value
 Return ValueAn IAsyncResult that can be used to poll or wait for results, or both; this value is also needed when invoking EndCreateSnapshot
                    operation.