{
  "short_name": "",
  "name": "",
  "icons": [{
    "src": "icon.png",
    "type": "image/png",
    "sizes": "64x64"
  }],
  "start_url": "/?utm_source=homescreen",
  "background_color": "#6764ff",
  "theme_color": "#f1f3f6"
}