https://developer.mozilla.org/en-US/docs/Web/API/NavigatorUAData
NavigatorUAData - Web APIs | MDN
The NavigatorUAData interface of the User-Agent Client Hints API returns information about the browser and operating system of a user.
web apismdn
https://developer.mozilla.org/en-US/docs/Web/API/NavigatorUAData/brands
NavigatorUAData: brands property - Web APIs | MDN
The brands read-only property of the NavigatorUAData interface returns an array of brand information.
web apisbrandspropertymdn
https://developer.mozilla.org/de/docs/Web/API/NavigatorUAData/toJSON
NavigatorUAData: toJSON() Methode - Web-APIs | MDN
Die toJSON()-Methode der NavigatorUAData-Schnittstelle ist ein Serializer, der eine JSON-Darstellung der Low Entropy-Eigenschaften des NavigatorUAData-Objekts...
web apistojsonmethodemdn