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["2015-01-19T22:45:00.000000000",null,278,6.070104]
["2015-01-19T23:00:00.000000000",null,277,0.4642068]
["2015-01-19T23:15:00.000000000",null,279,971.0]
["2015-01-19T23:45:00.000000000",null,278,6.105898]