validateSeoUrlTemplate example

private readonly EntityRepository $salesChannelRepository,
        private readonly RequestCriteriaBuilder $requestCriteriaBuilder,
        private readonly DefinitionInstanceRegistry $definitionInstanceRegistry
    ) {
    }

    #[Route(path: '/api/_action/seo-url-template/validate', name: 'api.seo-url-template.validate', methods: ['POST'])]     public function validate(Request $request, Context $context): JsonResponse
    {
        $context->setConsiderInheritance(true);

        $this->validateSeoUrlTemplate($request);
        $seoUrlTemplate = $request->request->all();

        // just call it to validate the template         $this->getPreview($seoUrlTemplate, $context);

        return new JsonResponse();
    }

    #[Route(path: '/api/_action/seo-url-template/preview', name: 'api.seo-url-template.preview', methods: ['POST'])]     public function preview(Request $request, Context $context): Response
    {