code: protected ActionResponse actuallyExecute(OptionalThing<VirtualForm> optForm, ActionHook hook) {
          showAction(runtime);
          final Object[] requestArgs = toRequestArgs(optForm);
          final Object result = invokeExecuteMethod(execute.getExecuteMethod(), requestArgs); // #to_action
          redCardableAssist.assertExecuteReturnNotNull(requestArgs, result);
          redCardableAssist.assertExecuteMethodReturnTypeActionResponse(requestArgs, result);
          final ActionResponse response = (ActionResponse) result;
          runtime.manageActionResponse(response); // always set here because of main
          return response;
      }
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