{"id": 547784302868848640, "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/j6o0jCtxtR", "urls": [{"url": "http://t.co/j6o0jCtxtR", "expanded_url": "http://go.usa.gov/EBX9"}], "user": {"id": 14615871}, "id_str": "547784302868848640", "source": "<a href=\"http://www.hootsuite.com\" rel=\"nofollow\">Hootsuite</a>", "deleted": false, "hashtags": [], "retrieved": "2017-05-30--04-32-29", "created_at": "Wed Dec 24 16:02:09 +0000 2014", "retweet_count": 19, "user_mentions": [], "favorite_count": 6, "legacy_imported": true}