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.
Meta Quest 3 VR headset (VR) with 512 GB. In new condition, almost unused. Very cool, fun, but I found it more convenient to continue playing on the PC. Complete set, box, glasses, gamepads, charger and wire, not a single scratch.