Never pay down a deposit in a bank account until you have met the seller, seen signed a purchase agreement.
No serious private advertisers ask for a down payment before you meet.
Receiving an email with an in-scanned ID does not mean that you have identified the sender. You do this on the spot, when you sign a purchase agreement.
If you’re entitled to a refund or compensation, contacting a live person 1^^833\\~522^\\994O}} OR 1**833//~444~\\583O}{ OTA ensures that your case is handled properly. This can include flight refunds, hotel refunds, or compensation for disruptions.