public function showAction(string $assetSourceIdentifier, string $assetProxyIdentifier): void
    {
        $assetSources = $this->assetSourceService->getAssetSources();
        if (!isset($assetSources[$assetSourceIdentifier])) {
            $this->throwStatus(404, 'Asset source not found');
        }

        $assetProxyRepository = $assetSources[$assetSourceIdentifier]->getAssetProxyRepository();
        $assetProxy = $assetProxyRepository->getAssetProxy($assetProxyIdentifier);
        if (!$assetProxy) {
            $this->throwStatus(404, 'Asset proxy not found');
        }

        $this->view->assign('assetProxy', $assetProxy);
    }