https://blog.wongcw.com/2022/02/09/%e8%98%8b%e6%9e%9c%e7%99%bc%e5%b8%83ios-15-4%e5%92%8cipados-15-4-beta-2%ef%bc%9a%e6%96%b0%e5%a2%9etap-to-pay%e7%ad%89%e5%8a%9f%e8%83%bd/