Examine source code of Universal Trakt Scrobbler

{
  "name": "Universal Trakt Scrobbler",
  "version": "0.7.2",
  "description": "__MSG_appDescription__",
  "icons": {
    "16": "images/uts-icon-16.png",
    "128": "images/uts-icon-128.png"
  },
  "content_scripts": [
    {
      "js": [
        "trakt.js"
      ],
      "matches": [
        "*://*.trakt.tv/apps*",
        "*://app.trakt.tv/*"
      ]
    }
  ],
  "default_locale": "en",
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "optional_permissions": [
    "cookies",
    "notifications",
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "*://api.rollbar.com/*",
    "*://*.primevideo.com/*",
    "*://*.amazon.com/*",
    "*://*.amazon.co.jp/*",
    "*://*.amazon.co.uk/*",
    "*://*.amazon.com.au/*",
    "*://*.amazon.de/*",
    "*://*.amcplus.com/*",
    "*://*.amcn.com/*",
    "*://*.www.crave.ca/*",
    "*://*.bellmedia.ca/*",
    "*://*.crunchyroll.com/*",
    "*://*.discoveryplus.com/*",
    "*://*.disneyplus.com/*",
    "*://*.go3.lv/*",
    "*://*.goplay.be/*",
    "*://*.hbogo.co.th/*",
    "*://*.hbogoasia.com/*",
    "*://*.hbogo.hu/*",
    "*://*.hbogo.cz/*",
    "*://*.hbogo.sk/*",
    "*://*.hbogo.ro/*",
    "*://*.hbogo.ru/*",
    "*://*.hbogo.pl/*",
    "*://*.hbogo.hr/*",
    "*://*.hbogo.rs/*",
    "*://*.hbogo.si/*",
    "*://*.hbogo.mk/*",
    "*://*.hbogo.me/*",
    "*://*.hbogo.bg/*",
    "*://*.hbogo.ba/*",
    "*://*.hbogo.eu/*",
    "*://*.hbo.com/*",
    "*://*.hbomax.com/*",
    "*://*.www.hotstar.com/*",
    "*://*.kijk.nl/*",
    "*://kino.pub/*",
    "*://*.kino.pub/*",
    "*://api.service-kp.com/*",
    "*://*.mubi.com/*",
    "*://*.netflix.com/*",
    "*://*.nrk.no/*",
    "*://*.player.pl/*",
    "*://*.polsatboxgo.pl/*",
    "*://*.polsatgo.pl/*",
    "*://*.skyshowtime.com/*",
    "*://*.starplus.com/*",
    "*://*.streamz.be/*",
    "*://*.app.strem.io/*",
    "*://stremio.zarg.me/*",
    "*://*.tet.plus/*",
    "*://*.tv2.no/*",
    "*://*.viaplay.com/*",
    "*://*.viaplay.no/*",
    "*://*.viaplay.se/*",
    "*://*.viaplay.dk/*",
    "*://*.viaplay.fi/*",
    "*://*.viaplay.is/*",
    "*://*.viaplay.pl/*",
    "*://*.viaplay.ee/*",
    "*://*.viaplay.lv/*",
    "*://*.viaplay.lt/*",
    "*://*.www.vidio.com/*",
    "*://*.vrtnu.be/*",
    "*://*.vrtmax.be/*",
    "*://*.vrt.be/vrtmax/*",
    "*://*.vtmgo.be/*",
    "*://*.vtm.be/vtmgo/*",
    "*://*.wakanim.tv/*"
  ],
  "permissions": [
    "alarms",
    "identity",
    "storage",
    "unlimitedStorage",
    "*://*.trakt.tv/*",
    "*://*.themoviedb.org/*",
    "*://*.uts.rafaelgomes.xyz/*"
  ],
  "browser_action": {
    "default_icon": {
      "19": "images/uts-icon-19.png",
      "38": "images/uts-icon-38.png"
    },
    "default_popup": "popup.html",
    "default_title": "Universal Trakt Scrobbler"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0dab3ff3-6b8f-4553-82da-1fa00c0e9f94}"
    }
  }
}