Mis-translation https://github.com/madeindjs/api_on_rails/blob/master/rails6/en/chapter07-placing-orders.adoc

[crazyoptimist]

A few lines have command controller, it should be order controller, and
particular command -> particular order something like that
Check this part

[crazyoptimist]

32.2 Placing and order to
32.2 Placing an order