**As** a Begin of the insertionprogrammerEnd of the insertion Begin of the deletion \[enter role of user\]End of the deletion
**I want to** Begin of the insertionaccess and edit custom fields of type hierarchy via the APIEnd of the insertion Begin of the deletion \[enter objective\]End of the deletion
**so that** Begin of the insertioncan use that from any client software.End of the insertion Begin of the deletion \[enter desired result\]End of the deletion

**Acceptance criteria**

* Begin of the insertion The client must be able to retrieve a full tree representation of a custom field of type hierarchy.

* TBD...End of the insertion