chromium/third_party/blink/web_tests/external/wpt/appmanifest/file_handlers-member/resources/file_handlers-member.webmanifest

{
  "name": "File Handling WPT",
  "icons": [
    {
      "src": "icon.png",
      "sizes": "144x144"
    }
  ],
  "start_url": "../file_handlers-member-manual.tentative.html",
  "display": "standalone",
  "scope": "../../file_handlers-member/",
  "file_handlers": [
    {
      "action": "../file_handlers-member-manual.tentative.html",
      "name": "Plain Text",
      "accept": {
        "text/plain": [".txt"]
      }
    }
  ]
}