Examine source code of Hyperspeed

{
  "manifest_version": 2,
  "name": "Hyperspeed",
  "description": "Skip scanning - find the information you need instantly",
  "version": "1.0.0.79",
  "icons": {
    "16": "images/icon-16.png",
    "48": "images/icon-48.png",
    "128": "images/icon-128.png"
  },
  "browser_action": {
    "default_icon": "images/icon-512.png",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/vendor.js",
        "js/contentScript.js"
      ],
      "css": [
        "css/fonts.css",
        "css/suggest.css",
        "css/main.css"
      ]
    }
  ],
  "background": {
    "scripts": [
      "js/vendor.js",
      "js/background.js"
    ]
  },
  "web_accessible_resources": [
    "pdf/*",
    "fonts/*"
  ],
  "permissions": [
    "identity",
    "storage",
    "<all_urls>"
  ],
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8EoUyN0hPhS93VL6l9U3ngpQmZi3RNFObzCksI151amWcM6+C2xdubMQ0rVzF5yXQ/3VuHNuU+2RlT8QLfoss0VgkZyT6Jt8kZiJMRJf1mZfaNVr8rx5EOPWSMuOza5inO60TQ+xhVPHDpNgb4OrexOBjfZ4RtdAY9qKOAVMiFopAbdQBMHEbqpL0q4GeoA5cyEqx0mDQWaHTyj3Mm+1k5QAwwrolflzwmtUI9tD4phj4+8CtATDQyYXTL2nWSVqz1jGkfsiUdzL4ehLyx6/4qEMe2ZCnKnq148uR9z7fzB+ozkeMnRrBD13iGh5rPBs7X6tVeqnXpPVog9tjW0I5wIDAQAB",
  "oauth2": {
    "client_id": "38156085715-7ev9n5io2c0ha81h2okhmo7llie5elgm.apps.googleusercontent.com",
    "scopes": [
      "https://www.googleapis.com/auth/userinfo.email"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "support@hyperspeed.app",
      "strict_min_version": "42.0"
    }
  }
}