https://bugzilla.wikimedia.org/show_bug.cgi?id=70069
--- Comment #3 from Kunal Mehta (Legoktm) legoktm.wikipedia@gmail.com --- It was announced... https://lists.wikimedia.org/pipermail/wikidata-tech/2014-August/000548.html
The format of wbgetentities wasn't changed afaik.