{"id": 921385309157363712, "lang": "en", "text": "Figuring out *how* to optimize something is mostly a math problem. But figuring out *what* to optimize is mostly not.", "urls": [], "user": {"id": 16017475}, "id_str": "921385309157363712", "source": "<a href=\"http://twitter.com\" rel=\"nofollow\">Twitter Web Client</a>", "deleted": false, "hashtags": [], "retrieved": "2018-10-08--11-11-20", "created_at": "Fri Oct 20 14:39:10 +0000 2017", "retweet_count": 935, "user_mentions": [], "favorite_count": 2531, "legacy_imported": true, "in_reply_to_user_id": 16017475, "in_reply_to_status_id": 921385306783404033, "in_reply_to_screen_name": "NateSilver538"}