Changes to Create a new Customer.

the response property customer/accepted_marketing_at became nullable for the status 200

the response property customer/cancelled_marketing_at became nullable for the status 200

the response property customer/phone became nullable for the status 200

removed the optional property customer/billing_address from the response with the 200 status

removed the optional property customer/customer_additional_fields/items/customer_additional_field from the response with the 200 status

removed the optional property customer/customer_categories/items/customer_category from the response with the 200 status

removed the optional property customer/shipping_address from the response with the 200 status

added the new optional request property customer/accepts_marketing

added the new optional request property customer/locale

added the new optional request property customer/phone_prefix

added the new optional request property customer/registered

added the non-success response with the status 400

added the optional property customer/billing_addresses to the response with the 200 status

added the optional property customer/customer_additional_fields/items/area to the response with the 200 status

added the optional property customer/customer_additional_fields/items/checkout_custom_field_id to the response with the 200 status

added the optional property customer/customer_additional_fields/items/customer_id to the response with the 200 status

added the optional property customer/customer_additional_fields/items/id to the response with the 200 status

added the optional property customer/customer_additional_fields/items/label to the response with the 200 status

added the optional property customer/customer_additional_fields/items/value to the response with the 200 status

added the optional property customer/customer_categories/items/code to the response with the 200 status

added the optional property customer/customer_categories/items/id to the response with the 200 status

added the optional property customer/customer_categories/items/name to the response with the 200 status

added the optional property customer/phone_prefix to the response with the 200 status

added the optional property customer/shipping_addresses to the response with the 200 status

added the optional property customer/unconfirmed_email to the response with the 200 status