Checkout

Checkout for a Commerce store.

JSON examples: Here’s an example for POST.; Here’s an example for PUT when delivery methods and delivery groups are present.

Property Name	Type	Description	Filter Group and Version	Available Version
`cartSummary`	Cart Summary Information	Summary details of a cart.	Small, 61.0	61.0
`checkoutId`	String	ID for the checkout.	Small, 55.0	55.0
`contactInfo`	Contact Info	Information for a guest contact.	Small, 55.0	55.0
`customFields`	SObject[]	Array of sObjects and viewable custom fields for the sObjects. Currently, only the WebCart and CartDeliveryGroup sObjects are supported. The custom fields can be of type Checkbox, Currency, Date, Email, LongTextArea, Number, Percent, Phone, Text, TextArea, or Url. The supported format for `dateTime` fields is `yyyy-MM-ddTHH:mm:ss.SSSZ`. The supported format for `time` fields is `HH:mm.ss.SSSZ`. The `customFields` property isn't supported in stores built on an Aura template.	Small, 62.0	62.0
`deliveryGroups`	Delivery Group Collection	Available delivery group for checkout.	Big, 55.0	55.0
`errors`	Checkout Error[]	List of errors, if any, for the checkout.	Small, 55.0	55.0
`orderReferenceNumber`	String	Globally unique identifier (GUID) of the payment order generated after successful completion of a payment request.	Small, 61.0	61.0
`statusCode`	String	HTTP response code for the request.	Small, 57.0	57.0

Connect REST API Developer Guide