massUpsert example

    #[Route(path: '/api/_info/config-me', name: 'api.config_me.update', defaults: ['auth_required' => true, '_routeScope' => ['administration']], methods: ['POST'])]     public function updateConfigMe(Context $context, Request $request): Response
    {
        $postUpdateConfigs = $request->request->all();

        if (empty($postUpdateConfigs)) {
            return new JsonResponse(null, Response::HTTP_NO_CONTENT);
        }

        $this->massUpsert($context, $postUpdateConfigs);

        return new JsonResponse(null, Response::HTTP_NO_CONTENT);
    }

    private function getOwnUserConfig(Context $context, array $keys): array
    {
        $userId = $this->getUserId($context);

        $criteria = new Criteria();
        $criteria->addFilter(new EqualsFilter('userId', $userId));
        if (!empty($keys)) {