{u'user_profile': {u'avatar_hash': u'gfd0ce7a168d', u'first_name': u'First', u'real_name': u'First Testuser', u'name': u'alice', u'image_72': u'https://secure.gravatar.com/avatar/fd0ce7a168dc2235d21c53c2c1cfee0c.jpg?s=72&d=https%3A%2F%2Fa.slack-edge.com%2F66f9%2Fimg%2Favatars%2Fava_0024-72.png'}, u'text': u"<@U407ABLLW|alice> set the channel's purpose: seekret", u'ts': u'1485975492.000004', u'subtype': u'group_purpose', u'user': u'U407ABLLW', u'team': u'T3YS5EAL9', 'wee_slack_metadata': {'team': 'd80c2b6c3127dbb1991917394ed219e8212a2606'}, u'type': u'message', u'channel': u'G3ZJKP7GA', u'purpose': u'seekret'}