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