public function exportStep(Step $step)
    {
        $parent = $step->getParent();
        $activity = $step->getActivity();

        $data = [
            'uid' => $step->getId(),
            'parent' => !empty($parent) ? $parent->getId() : null,
            'activityId' => !empty($activity) ? $activity->getId() : null,
            'activityNodeId' => !empty($activity) ? $activity->getResourceNode()->getId() : null,
            'order' => $step->getOrder(),
        ];

        return $data;
    }