Examine source code of TikTok Cleaner

{
  "manifest_version": 3,
  "name": "TikTok Cleaner",
  "version": "2.1",
  "author": "ilianoKokoro",
  "description": "A simple extension that removes the sharing query parameters of TikTok to allow playback.",
  "icons": {
    "16": "/icons/square-16.png",
    "32": "/icons/square-32.png",
    "64": "/icons/square-64.png",
    "128": "/icons/square-128.png",
    "342": "/icons/square.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "tiktok-url-cleaner@extension.com",
      "strict_min_version": "109.0"
    },
    "gecko_android": {
      "strict_min_version": "113.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.tiktok.com/*"
      ],
      "js": [
        "./cleaner.js"
      ],
      "run_at": "document_start"
    }
  ]
}