Error at 'Create metadata instance on file'

[comcduarte]

Description of the issue

When creating a metadata instance on a file where one already exists, receive ClientError object with status property empty. code property also differs from documentation.

Current content

{"message":"Conflict on Metadata Instance.","code":"conflict","request_id":"rfaeuqhlr9guyedg"}

Expected content

{"type":"error","status":"409","message":"An instance of them metadata template already exists on the file.","code":"tuple_already_exists","request_id":"rfaeuqhlr9guyedg","help_url":"http://developers.box.com/docs/#errors"}

Link to the documentation page

https://developer.box.com/reference/post-files-id-metadata-id-id/