Examine source code of Notepad Stick Notes

{
  "manifest_version" : 3 ,
  "name" : "Get Started",
  "version" : "14.6.14",
  "description" : "A streamlined, distraction-free notebook, engineered with instant offline note saving, intuitive note switching and organization, and optional cloud sync.",
  "browser_specific_settings": {
    "gecko": {
      "id": "addon-get-started-4159@extensions.mozilla.org",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "action" : {
    "default_popup" : "popup.html",
    "default_title" : "Get Started"
  },
  "background" : {
    "scripts" : [
      "background-firefox.js" 
    ]
  }
}