Ask them for an estimated delivery date AND tell them you'd like to start the insurance paperwork which requires a VIN. Should be able to give you a screenshot of their internal system if you ask them to double verify that your VIN in correct.
Your next step if I recall will be paper signing in triplicate and signing over your first born, at the Kowloon Bay popup.
May be things have changed since me and a friend took our Model Y deliveries in Sept. Took us about 3/4 weeks to get delivery as it was the first MY shipment and not cleared as drivable in HK or some random govt related reason.
Has Tesla offered you a trade-in option? They did for my case which was in line with the best scrap yard valuation FYI