{"id": 813755477297430528, "lang": "en", "text": "RIP, Vera Rubin: astrophysicist pioneered theory that universe is filled with \"dark matter\" by observing galaxies. https://t.co/48GxfuWQXr", "urls": [{"url": "https://t.co/48GxfuWQXr", "expanded_url": "https://twitter.com/rubin_vera/status/695097644033552384"}], "user": {"id": 575658149}, "id_str": "813755477297430528", "source": "<a href=\"http://twitter.com/download/iphone\" rel=\"nofollow\">Twitter for iPhone</a>", "deleted": false, "hashtags": [], "retrieved": "2017-11-25--18-34-45", "created_at": "Tue Dec 27 14:36:39 +0000 2016", "retweet_count": 20, "user_mentions": [], "favorite_count": 24, "legacy_imported": true}