{ "name": "{{ config_title|escape('js') }}", "start_url": "index.php", "display": "standalone", "background_color": "#545454", "icons": [ { "src": "pages/base/pics/smartvisu_m.png", "type": "image/png", "sizes": "48x48" }, { "src": "pages/base/pics/smartvisu_l.png", "type": "image/png", "sizes": "96x96" }, { "src": "pages/base/pics/smartvisu_xl.png", "type": "image/png", "sizes": "192x192" } ] }