I would suggest you not to go for Paypal and other reversible money transactions systems for now at least, but if they start accepting crypto as per recent speculation news then you might be in luck in future.
there are small differences between Serbian and Bosnian government rules. is similar, but they are two different states, some things (especially financial) cannot be applied in both cases.
I forgot to post the link of Telegram group where is possible to directly exchange crypto/fiat without fee: https://t.me/btc_bez_provizije