if ( isset( $changes['date_modified'] ) ) {
            $date_modified     = $webhook->get_date_modified()->date( 'Y-m-d H:i:s' );
            $date_modified_gmt = gmdate( 'Y-m-d H:i:s', $webhook->get_date_modified()->getTimestamp() );
        } else {
            $date_modified     = current_time( 'mysql' );