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.
Volkswagen mk7 2016 model on sale at 35m Ugx slightly negotiable, still intact as new just buy and drive and very good fuel efficiency. Call or Whatsapp 0787127792