Update Tag
==========


Request
-------

:: 

    POST https://test-uni.cloudplan.biz/api/search/update_tag
    
    {        
        "tag_id": ...       //id of the tag
        "tag_string": ""       //(optional) the display name of the tag    
        "parent_id": ""        //(optional - default: "") tag id of this tags parent
        "selections": ["", ""] //(optional - default: []) a list of strings    
    }

    Note: can only be called by admins


Reply
-----

::

    {
        "result": true/false
        "reason": ...
    }



Error Codes
-----------

::

    no_tag_id
    user_not_admin
    tag_not_found
    selections_not_allowed_for_that_type
    parent_not_found
    too_deep_hierarchy
    bad_parent