Examine source code of Vavo Indexer

{
  "manifest_version": 2,
  "name": "Vavo Indexer",
  "version": "1.4resigned1",
  "description": "Indexe sur vavo.be les sites que vous visitez",
  "icons": {
    "48": "icons/vavo.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "pixel.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{cf827e72-3732-4867-8f70-6ca0716a7bbd}"
    }
  }
}