I have also fallen for such a scam, but on marketplace. Decided to buy a car and put down deposit on car via venmo and went to pick up with trailer next day.
Car was advertised with 90k miles and barely any rust except for one spot shown in pictures.
Upon arrival the car had 185k miles, front end damaged and bad repair job like some one hammered the fender frame and rockers out..horrible. The seller became aggressive upon my pointing out these issues and asking for the refund.
I walked away feeling angry and sad that I got taken for such a ride but that is life. I ate tha