Publishing a command to rabbitmq server

DefaultRabbitMQAdapter.cs

public void BasicPublish(ICommand command, string destination)
{
    using (var channel = connection.CreateModel())
    {
        channel.ExchangeDeclare(COMMAND_EXCHANGE_NAME, type: ExchangeType.Direct);
        channel.BasicPublish(exchange: COMMAND_EXCHANGE_NAME, routingKey: destination, basicProperties: null, body: command.ToJson().ToByteArray());
    }
}