Examine source code of VPN Proxy for Firefox

{
  "manifest_version": 2,
  "name": "ApexGuard VPN Proxy for Firefox",
  "description": "Hide your IP, secure your connection, and stay private online with Swiss-built VPN proxy protection.",
  "version": "1.0.7",
  "permissions": [
    "proxy",
    "privacy",
    "storage",
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "webNavigation",
    "notifications",
    "webRequestAuthProvider",
    "declarativeNetRequest",
    "alarms",
    "scripting",
    "contextMenus",
    "management",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_icon": {
      "16": "icons/icon_16x16.png",
      "32": "icons/icon_32x32.png",
      "48": "icons/icon_48x48.png",
      "128": "icons/icon_128x128.png"
    }
  },
  "icons": {
    "16": "icons/icon_16x16.png",
    "32": "icons/icon_32x32.png",
    "48": "icons/icon_48x48.png",
    "128": "icons/icon_128x128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "bridge.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "preload.js"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "world": "MAIN"
    }
  ],
  "web_accessible_resources": [
    "import.html",
    "import.js",
    "icons/*",
    "icons/flags/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "info@apexguard.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "personallyIdentifyingInfo"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}