{ 
     "name": "RBK",  
     "short_name": "",  
     "theme_color": "#2575fc", 
      "background_color": "#fff", 
       "display": "standalone", 
        "orientation": "portrait", 
          "scope":"/",
         "start_url": "/",
         "icons": [
          {
              "src": "logo192.png",
              "sizes": "192x192",
              "type": "image/png",
              "purpose":"any"
          },
          {
              "src": "maskable_icon.png",
              "sizes": "192x192",
              "type": "image/png",
              "purpose":"maskable"
          },
          {
              "src": "logo256.png",
              "sizes": "256x256",
              "type": "image/png",
              "purpose":"any"
          },
          {
              "src": "logo384.png",
              "sizes": "384x384",
              "type": "image/png",
              "purpose":"any"
          },
          {
              "src": "logo512.png",
              "sizes": "512x512",
              "type": "image/png",
              "purpose":"any"
          }
      ],
          "prefer_related_applications":true
        }