Learndash_Transaction_Gateway_Transaction_DTO Learndash_Transaction_Gateway_Transaction_DTO Coupon transaction gateway event DTO class. ContentsDescription Source Changelog Related Namespace @package Uses Description # Source # File: includes/dto/class-learndash-transaction-gateway-transaction-dto.php Changelog # Changelog Version Description 4.5.0 Introduced. Related # Namespace # global @package # LearnDash Uses # Uses Uses Description includes/dto/class-learndash-dto.php: Learndash_DTO DTO class.