You must scan the QR code, click continue to attach the screenshot (it is the only proof of payment) and you can complete the purchase.
One day in bus I got this moment and I saw this scene. You can check out that there is a trend for gamers and worshipers, both do exist in this world. So this click will signify both a gamer and a person dress like Lord Shiva. The existence of two world – God & Gamer.