public AddSubscriptionWorkflowStepResult Run(Order order)
 {
     var subscription = new Subscription{Subscriber = subscriber, Application = this.application, Order = order};
     var result = new AddSubscriptionWorkflowStepResult(true, this.PostWorkDescription, "", subscription);
     return result;
 }
 public AddSubscriptionWorkflowStepResult(bool success, string workDescription, string errorMessage, Subscription subscription)
     : base(success, workDescription, errorMessage)
 {
     this.Subscription = subscription;
 }