{
"theme_color": "#2196F3",
  "background_color": "#b5651d",
  "description": "July 2023.",
  "display": "fullscreen",
  "icons": [

{
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      "sizes": "512x512",
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{
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      "sizes": "192x192",
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  "name": "CacheTry",
  "short_name": "CacheTry",
 "start_url": "index.html"           
}