{"id": 598604778701217792, "lang": "en", "text": "Learn more about Positive Train Control from @NTSB, which has PTC listed on its \u201cmost wanted\u201d list for 2015. http://t.co/ofKykFdchp", "urls": [{"url": "http://t.co/ofKykFdchp", "expanded_url": "http://www.ntsb.gov/safety/mwl/Pages/mwl4_2015.aspx"}], "user": {"id": 476256944}, "id_str": "598604778701217792", "source": "<a href=\"http://twitter.com\" rel=\"nofollow\">Twitter Web Client</a>", "deleted": false, "hashtags": [], "retrieved": "2017-08-11--08-03-49", "created_at": "Wed May 13 21:44:35 +0000 2015", "retweet_count": 11, "user_mentions": [{"id": 161023696, "name": "NTSB", "screen_name": "NTSB"}], "favorite_count": 5, "legacy_imported": true}