quickstarts/tutorials/workflow/csharp/combined-patterns/ShippingApp/Constants.cs

internal static class Constants
{
    public const string DAPR_PUBSUB_COMPONENT = "shippingpubsub";
    public const string DAPR_PUBSUB_REGISTRATION_TOPIC = "shipment-registration-events";
    public const string DAPR_PUBSUB_CONFIRMED_TOPIC = "shipment-registration-confirmed-events";
}