Examine source code of GlobeCyber Safe Payment

{
  "manifest_version": 2,
  "name": "GlobeCyber Safe Payment",
  "short_name": "GCSP",
  "description": "اعتبار سنجی درگاه پرداخت آنلاین",
  "version": "1.1",
  "homepage_url": "http://globecyber.com",
  "author": "GlobeCyber Safe Payment",
  "browser_action": {
    "default_icon": "img/icon.png",
    "default_popup": "popup.html",
    "default_title": "GlobeCyber"
  },
  "icons": {
    "128": "img/icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "js/contentscript.js"
      ],
      "run_at": "document_end"
    }
  ],
  "permissions": [
    "activeTab",
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "http://globecyber.com/*",
    "https://globecyber.com/*"
  ],
  "web_accessible_resources": [
    "fonts/fonts.css",
    "fonts/BYekan.woff"
  ],
  "content_security_policy": "script-src 'self' 'sha256-WOdSzz11/3cpqOdrm89LBL2UPwEU9EhbDtMy2OciEhs='; object-src 'self'"
}