{"name":"",
"short_name":"",
"icons":[{"src":"icon/android-chrome-192x192.png",
"sizes":"192x192",
"type":"image/png"},{"src":"icon/android-chrome-512x512.png",
"sizes":"512x512",
"type":"image/png"}],
"theme_color":"#ffffff",
"background_color":"#ffffff",
"display":"standalone"}