We sent them an email asking them to check and complete the transaction, since the money was received in their wallet. But just now, after 5! days - I received a message that such mail does not exist!
support@sinbad.ioThree or four people have already asked you simple questions about the situation, and you haven't been able to answer with a simple "yes" or "no".
If your attitude is the same when trying to contact support, it will be difficult to help.