Examine source code of IGX ID Copy

{
  "name": "IGX ID Copy",
  "manifest_version": 2,
  "version": "1.2resigned1",
  "description": "Checks the page to see if it's powered by the IGX CMS and if it does enables user to copy xID upon icon click. Also enables right click menue to open pages with query params: 'tfrm=4','tfrm=5','tfrm=6'",
  "browser_action": {
    "default_icon": "icon.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "igx.ico",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "permissions": [
    "tabs",
    "contextMenus",
    "clipboardWrite",
    "http://*/",
    "https://*/"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{998114b3-774e-427a-9b6a-023de1646c79}"
    }
  }
}