Contributors returning array of Int64 instead of array of objects?


I’m currently deserializing Tweets using v1.1 of the API (I’m going to use the streaming API, but the tweet I pulled is pulled using the REST API).

Here’s the tweet in question:

When I retrieve it using the Rest API, it returns the following for the contributors field:


What I expect however (as documented in the field guide) is:


This is a bug, but is it an error in the field guide, or in the API?