public static AddStageToLifeCycle Map(string id, AddStageToLifeCycleRequest message) =>
 new AddStageToLifeCycle(
     new PublicServiceId(id),
     LifeCycleStageType.Parse(message.LevensloopfaseType),
     new LifeCycleStagePeriod(
         new ValidFrom(message.Vanaf.HasValue ? LocalDate.FromDateTime(message.Vanaf.Value) : (LocalDate?)null),
         new ValidTo(message.Tot.HasValue ? LocalDate.FromDateTime(message.Tot.Value) : (LocalDate?)null)));
 public LifeCycleStageTypeListResponse(LifeCycleStageType lifeCycleStageType)
 {
     Id   = lifeCycleStageType.ToString();
     Naam = lifeCycleStageType.Translation.Name;
 }