Creates an import object based on an uploaded file.
Call this method after uploading your file to the URL obtained from Create Loyalty Import File Url.
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.