<- Customer Custom Attributes API
Customer Custom Attributes API
Creates or updates custom attributes for customer profiles as a bulk operation.
Use this endpoint to set the value of one or more custom attributes for one or more customer profiles. A custom attribute is based on a custom attribute definition in a Square seller account, which is created using the CreateCustomerCustomAttributeDefinition endpoint.
BulkUpsertCustomerCustomAttributes endpoint accepts a map of 1 to 25 individual upsert
requests and returns a map of individual upsert responses. Each upsert request has a unique ID
and provides a customer ID and custom attribute. Each upsert response is returned with the ID
of the corresponding request.
To create or update a custom attribute owned by another application, the
VISIBILITY_READ_WRITE_VALUES. Note that seller-defined custom attributes
(also known as custom fields) are always set to