Examine source code of VPN

{
  "web_accessible_resources": [
    "blocked.html",
    "scripts/blocked.js",
    "icons/icon-48.png"
  ],
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "91.1.0",
      "id": "{b1b38301-9512-4201-b210-8c9d8eaef4f6}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "92.0"
    }
  },
  "name": "World VPN",
  "default_locale": "en",
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "background": {
    "page": "background.html"
  },
  "version": "2.4.2",
  "manifest_version": 2,
  "content_scripts": [
    {
      "matches": [
        "https://freeplanetvpn.com/*",
        "https://planetvpnarab.com/*",
        "https://freevpnplanet.net/*"
      ],
      "js": [
        "content/pinModal.js"
      ],
      "css": [
        "content/pinModal.css"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "scripts/library.js",
        "scripts/body.js",
        "scripts/vpn.js",
        "scripts/export.js"
      ],
      "run_at": "document_end"
    }
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "browser_action": {
    "default_title": "Planet VPN",
    "default_popup": "popup.html",
    "default_icon": {
      "19": "icons/icon-19.png",
      "38": "icons/icon-38.png"
    }
  },
  "permissions": [
    "<all_urls>",
    "proxy",
    "storage",
    "unlimitedStorage",
    "history",
    "webRequest",
    "webRequestBlocking",
    "tabs",
    "privacy",
    "management"
  ],
  "description": "__MSG_appDescription__"
}