put https://api.nitrobox.io/v2/customers/
When updating the customer, the address data cannot be changed in the same call. To change address data, use put for the endpoint customer/{ident}/addresses/{addressId} and update individually.
Only language, customerType, preferredDocumentDelivery and properties can be changed. The customerAccountNumber cannot be changed.
The body needs to contain all the customer addresses for the update to work.
Please see Customer Model below for more information regarding required values and input type.