{"id": 531854591378608130, "lang": "en", "text": "What\u2019s particulate matter? It\u2019s the mixture of solid particles &amp; liquid droplets found in the air, smoke or soot. http://t.co/j6o0jBCK5F", "urls": [{"url": "http://t.co/j6o0jBCK5F", "expanded_url": "http://go.usa.gov/EBX9"}], "user": {"id": 14615871}, "id_str": "531854591378608130", "source": "<a href=\"http://www.hootsuite.com\" rel=\"nofollow\">Hootsuite</a>", "deleted": false, "hashtags": [], "retrieved": "2016-12-08--14-58-21", "created_at": "Mon Nov 10 17:03:10 +0000 2014", "retweet_count": 13, "user_mentions": [], "favorite_count": 2, "legacy_imported": true}