facebook/facebook-php-ads-sdk — pull request #27 by neovdr (2014-11-06 10:29:00+00:00)
Title: Fix for PROMOTED_OBJECT missing from AdSet (2.2.0API)

As per the Facebook 2.2.0 API documentation, the promoted_object field is required in the ad_set with some objectives.

https://developers.facebook.com/docs/reference/ads-api/adset/v2.2