Update an order

Updates the terminal products order identified in the path. Updating is only possible while the order has the status **Placed**. The request body only needs to contain what you want to change. However, to update the products in the `items` array, you must provide the entire array. For example, if the array has three items: To remove one item, the array must include the remaining two items. Or to add one item, the array must include all four items. To make this request, your API credential...