Examine source code of thoitrang360stylev2

{
  "browser_action": {
    "default_icon": "img/icon_128.png",
    "default_popup": "html/popup.html",
    "default_title": "Outdoor Basketball"
  },
  "description": "Top Tested 11 Best Outdoor Basketball 2021-Outside Street basketballs",
  "icons": {
    "16": "img/icon_16.png",
    "128": "img/icon_128.png"
  },
  "manifest_version": 2,
  "name": "Outdoor Basketball",
  "version": "1.1",
  "browser_specific_settings": {
    "gecko": {
      "id": "{4e511d15-d4e5-4ff9-8ddb-cdbbcd028a9a}"
    }
  }
}