{
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  "short_name": "hoatieu.vn",
  "start_url": "/?utm_source=homescreen",
  "theme_color":"#ff9800",
  "background_color":"#ffffff",
  "display": "standalone", 
  "icons": [{
    "src": "/favicon.192.png",
    "sizes": "192x192",
    "type": "image/png"
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    "sizes": "1024x1024",
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}