eventHubClient = EventHubClient.CreateFromConnectionString(connectionStringBuilder.ToString());

await eventHubClient.SendAsync(newEventData(Encoding.UTF8.GetBytes("i'm a pageview")));

var endpointUri = ServiceBusEnvironment.CreateServiceUri("sb", eventHubNamespace, string.Empty);
        MessagingFactory factory = MessagingFactory.Create(endpointUri, new MessagingFactorySettings
        {
            TokenProvider = TokenProvider.CreateSharedAccessSignatureTokenProvider(sasToken),
            TransportType = TransportType.Amqp
        });

        factory.RetryPolicy = new RetryExponential(TimeSpan.FromSeconds(1), TimeSpan.FromSeconds(30), 3);