getHierarchyNode
GET/hierarchies/:hierarchyId/hierarchy-nodes/:nodeId
Get a HierarchyNode. A node references his parent and his children, if there are any. A node can be associated to users and to related entities. See HierarchyNode object.
To access the service you need at least one of the following permissions:
| Permission (one of) | 
|---|
| listHierarchies | 
| createHierarchy | 
| updateHierarchy | 
| listItemHierarchies | 
| createItemHierarchy | 
| updateItemHierarchy |