Examine source code of TROBO

{
  "manifest_version": 2,
  "name": "TROBO",
  "description": "TROBO El cercador privat",
  "version": "7.1.6",
  "icons": {
    "128": "img/icon_128.png"
  },
  "chrome_settings_overrides": {
    "homepage": "https://www.trobo.cat/a.php",
    "search_provider": {
      "name": "TROBO",
      "keyword": "ql",
      "search_url": "https://www.trobo.cat/Cerca.php?q={searchTerms}",
      "favicon_url": "https://www.trobo.cat/favicon.ico",
      "encoding": "UTF-8",
      "is_default": true
    },
    "update_url": "https://clients2.google.com/service/update2/crx",
    "install_parameter": "Value"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{af29b7d8-0a91-4dcd-b471-1df0c78a29d4}"
    }
  }
}