public async virtual Task <Response <WebPubSub> > GetAsync(string resourceName, CancellationToken cancellationToken = default) { if (resourceName == null) { throw new ArgumentNullException(nameof(resourceName)); } using var scope = _clientDiagnostics.CreateScope("WebPubSubCollection.Get"); scope.Start(); try { var response = await _webPubSubRestClient.GetAsync(Id.SubscriptionId, Id.ResourceGroupName, resourceName, cancellationToken).ConfigureAwait(false); if (response.Value == null) { throw await _clientDiagnostics.CreateRequestFailedExceptionAsync(response.GetRawResponse()).ConfigureAwait(false); } return(Response.FromValue(new WebPubSub(Parent, response.Value), response.GetRawResponse())); } catch (Exception e) { scope.Failed(e); throw; } }