In-Game Top-Up Issue Summary
Dear Travelers,
Due to an issue with Google Play services, some Travelers have experienced difficulties topping-up.
Our developers will complete the maintenance work as soon as possible.
We sincerely apologize for the inconvenience caused. Thank you… https://twitter.com/i/web/status/1650741478665375744

https://twitter.com/GenshinImpact/status/1650741478665375744