//Initialization

    IFactoryBroker brokers = new RabbitFactoryBrokers()
        .AddServerFromConnectionString("Name=server1;Hostname=localhost;UserName=guest;Password=guest;Port=5672;UseLogger=true")
        .AddPublisherFromConnectionString("Name=publisher1;ServerName=server1;ExchangeType=DIRECT;ExchangeName=ech1;DefaultRountingKey=ech2")
        .AddSubscriberFromConnectionString("Name=subscriber37;ServerName = server1;ExchangeType=DIRECT;ExchangeName=ech1;StorageQueueName=ech2")
        .Initialize(out bool result);

    Assert.AreEqual(result, true);

    // subscriber manager
    using (var subs = new SubscriptionInstances(brokers))
    {

        Task callback(IBrokerContext ctx)
        {
            ctx.Commit();
            //ctx.Reject();
            return Task.CompletedTask;
        }

        // Add a subscriber
        subs.AddSubscription("sub1", "subscriber37", callback);

        // push message in transaction
        var publisher = brokers.CreatePublisher("publisher1");
        using (publisher.BeginTransaction())
        {
            publisher.Publish(new { uui = Guid.NewGuid() });
            publisher.Publish(new { uui = Guid.NewGuid() });
            publisher.Commit();
        }

        DateTime d = DateTime.Now.AddMinutes(10);
        while (DateTime.Now < d)
            Thread.Yield();

    }

        RabbitInterceptor.Instance = new RabbitInterceptor()
        {

            InitializeConnection = (broker, connection) =>
            {

            },

            DisposeConnection = (broker, connection) =>
            {

            }

        };