When updating a tree element, you can rename it or change the key.
When the key is changed, the tree element does not lose dependencies that were created through the old key.
The tree element can be updated by id or by external_id./api/v1/billing/tree
Tree element name
Tree element ID to be updated
Key for tree element
The type of tree within which the update occurs
New unique own key for tree element
Returns a JSON object with an error. Validation