Examine source code of Power BI Slider

{
  "name": "Power BI Slider",
  "description": "__MSG_extensionDescription__",
  "version": "1.0.2",
  "manifest_version": 3,
  "browser_specific_settings": {
    "gecko": {
      "id": "b04751786a6cecd291e52bd1bf4b58e3170226e5@atomo.tec.br"
    }
  },
  "default_locale": "en",
  "action": {
    "default_popup": "index.html",
    "default_icon": "img/logo_disabled_32.png"
  },
  "permissions": [
    "activeTab",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "32": "img/logo_enabled_32.png",
    "72": "img/logo_enabled_72.png",
    "128": "img/logo_enabled_128.png",
    "512": "img/logo_enabled_512.png"
  }
}