public NotificationBuilder setDateCreated(LocalDateTime localDateTime) {
   notification.setDateCreated(localDateTime);
   return this;
 }
 public NotificationBuilder setNotificationType(NotificationType notificationType) {
   notification.setNotificationType(notificationType);
   return this;
 }
 public NotificationBuilder setUserNotified(User userNotified) {
   notification.setUserNotified(userNotified);
   return this;
 }
 public NotificationBuilder isSeen(boolean isSeen) {
   notification.setSeen(isSeen);
   return this;
 }
 public NotificationBuilder setMessage(String message) {
   notification.setMessage(message);
   return this;
 }