{  
  "name": "Invisible Stickers",
  "short_name": "Invisible Stickers",
  "start_url": "/?utm_source=homescreen",
  "theme_color": "#f3f3f3",
  "icons": [  
    {  
      "src": "img/chrome_pwa_splash_screen/icon-192x192.png",  
      "sizes": "192x192",  
      "type": "image/png"  
    },  
    {  
      "src": "img/chrome_pwa_splash_screen/icon-256x256.png",  
      "sizes": "256x256",  
      "type": "image/png"  
    },  
    {  
      "src": "img/chrome_pwa_splash_screen/icon-384x384.png",  
      "sizes": "384x384",  
      "type": "image/png"  
    },  
    {  
      "src": "img/chrome_pwa_splash_screen/icon-512x512.png",  
      "sizes": "512x512",  
      "type": "image/png"  
    }
  ],  
  "background_color": "#f3f3f3",
  "display": "standalone"
}