Here's some educational material and a life lesson for all of you for the future
Why does everyone keep asking you and advising you to use a NON-custodial wallet?
For instance, this person requests a refund.
However, just click on the send address.
Where should we send your money?
To a common wallet address?
Please be more cautious and read carefully next time.
We're sorry for your loss, but there's nothing we can do to assist you or verify your transaction.
Here's an example of a custodial transaction:
https://tonviewer.com/transaction/6fed02f44dece190de7f4e9280b280022a08eab3e881a0371e246516f20b9dba