Consumers.cs

public class OrderSubmittedConsumer : IConsumer<OrderSubmitted>
{
    public Task Consume(ConsumeContext<OrderSubmitted> context)
    {
        // Handle the message
        return Task.CompletedTask;
    }
}

public class PaymentProcessedConsumer : IConsumer<PaymentProcessed>
{
    public Task Consume(ConsumeContext<PaymentProcessed> context)
    {
        // Handle the message
        return Task.CompletedTask;
    }
}