amqpChannel.ExchangeDeclare("myexchange", ExchangeType.Fanout);
var queue = amqpChannel.QueueDeclare(
            queue: "myqueue",
            durable: true,
            exclusive: false,
            autoDelete: false,
            arguments: null);
amqpChannel.QueueBind("myqueue", "myexchange", null);

public static void QueueBind(this IModel model, string queue, string exchange, string routingKey, IDictionary<string, object> arguments = null)
    {
      model.QueueBind(queue, exchange, routingKey, arguments);
    }