Flipkart — Missing Package Received and for refund I have to beg

Address:

India

I have ordered my redmi 10 smartphone on 12 june and by flipkart one day delivery is promised on 13th june as promised i recieved call related to delivery i reached at Delivery address gave them verification otp and then there wishmaster gave me the pacakage but in front of wishmaster i found packaged damaged so i wished to open in front of then as i opened the pacakage i found brand seal is also broken and box is empty Nothing was there expect Sim ejector pin and user manual .I said to wishmaster i don't want it is empty then he said sorry i marked package as delivered so i can't do anything you have to do all things on your own so insited wishmaster that please talk to flipkart customer care executive as by talking to you they give me resolution on priority basis but till now nothing is happened by my end everything is clear and i also have recording