https://blog.wongcw.com/2021/11/05/square%e5%ae%a3%e4%bd%88cash%e6%87%89%e7%94%a8%e5%b9%b4%e9%bd%a1%e9%99%90%e5%88%b6%e4%b8%8b%e6%94%be%e8%87%b313%e6%ad%b2-%e4%bd%86%e4%b8%8d%e6%94%af%e6%8f%b4%e9%9d%92%e5%b0%91%e5%b9%b4%e8%b3%bc/