There are many scammers luring in telegram too, if you contact any support of any exchange regarding your issue in telegram, you will see many messages popping up informing you that they are from the customer support and they are out there to scam your money and they will talk really well to convince you and that is what scammers do, it is a serious issue that everyone should understand and never deal anyone outside the site you are dealing with and never send any coins to any wallet.