Examine source code of FilterBypass

{
  "manifest_version": 2,
  "name": "FilterBypass",
  "version": "2.2.0",
  "minimum_chrome_version": "26.0",
  "description": "This is FilterBypass.me Proxy Official Addon",
  "icons": {
    "16": "images/logo-16.png",
    "32": "images/logo-32.png",
    "48": "images/logo-48.png",
    "128": "images/logo-128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "images/logo-16.png",
      "32": "images/logo-32.png"
    },
    "default_title": "FilterBypass Addon",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{de287cb7-e0a3-4623-b7e0-646e4187b188}",
      "strict_min_version": "91.1.0"
    }
  },
  "options_ui": {
    "page": "options.html"
  },
  "background": {
    "scripts": [
      "jquery-3.4.1.min.js",
      "bg.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.filterbypass.me/*"
      ],
      "js": [
        "jquery-3.4.1.min.js",
        "contentScript.js"
      ]
    }
  ],
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "http://*/",
    "https://*/",
    "proxy",
    "storage",
    "contextMenus",
    "alarms"
  ]
}