private OSInAppMessageAction OSInAppMessageClickActionToXam(iOS.OSInAppMessageAction nativeAction)
      {
         var action = new OSInAppMessageAction();
         action.clickName = nativeAction.ClickName;
         action.clickUrl = (nativeAction.ClickUrl != null) ? nativeAction.ClickUrl.AbsoluteString : "";
         action.firstClick = nativeAction.FirstClick;
         action.closesMessage = nativeAction.ClosesMessage;

         return action;
      }
 public void InAppMessageClickActionHandler(iOS.OSInAppMessageAction action)
 {
     OnInAppMessageClicked(OSInAppMessageClickActionToXam(action));
 }