convore.json/groups/mapreduce/python-dumbo-v-mrjob/messages.json

[{"user_id": 10890, "stars": [], "topic_id": 8774, "date_created": 1298566033.584198, "message": "talking about implementations from last.fm (dumbo) v. yelp (mrjob) ...", "group_id": 5071, "id": 199058}]