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