{
  "metadata": {
    "@type": "http://schema.org/Game",
    "title": "Lesson 001",
    "author": "Mullah Nasruddin",
    "identifier": "https://example.app/id/lesson001",
    "language": "en",
    "modified": "2015-09-29T17:00:00Z",
    "subject": [
      {
        "name": {
          "en": "Mathematics"
        },
        "scheme": "https://www.bisg.org/#bisac",
        "code": "MAT000000"
      }
    ]
  },
  "links": [
    {
      "rel": "self",
      "href": "lesson001.json",
      "type": "application/opds-publication+json"
    },
    {
      "rel": "https://id.openeel.org/rel/tincanxml",
      "href": "tincan.xml",
      "type": "application/xml",
      "duration": 180
    },
    {
      "rel": "https://id.openeel.org/rel/launchable-app",
      "href": "launchable-app.json",
      "type": "application/opds-publication+json"
    },
    {
      "rel": "http://opds-spec.org/acquisition/open-access",
      "href": "lesson001.html",
      "type": "text/html"
    }
  ],
  "images": [
    {"href": "icon.png", "type": "image/png" }
  ],
  "resources": [
    {
      "href": "audio.ogg",
      "type": "audio/ogg"
    },
    {
      "href": "video.mp4",
      "type": "video/mp4"
    },
    {
      "href": "script.js",
      "type": "text/javascript",
      "rel": [
        "respect-not-android"
      ]
    }
  ]
}