id_region
(Number): The ID of the region for which the user information is being retrieved.k_business
(Number): The business key associated with the user.uid
(Number): The unique ID of the user.a_custom_field
array contains custom field details, a_member_group
array contains member group information, and a_photo" object
provides details about the user's photo.a_result_list
object contains detailed user information including custom fields, member groups, photo, addition date, birth date, discount status, gender ID, customer status, traveler status, city, login type, first name, last name, email, phone numbers, address, postal code, user ID, photo URL, and version information.