February 12 2017 22:46:09	gao2	LOGGED_IN	1486957569869	1	Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/602.4.8 (KHTML, like Gecko) Version/10.0.3 Safari/602.4.8	
February 12 2017 22:46:17	gao2	SOUND_DONE	1486957577017	1	386	
February 12 2017 22:46:19	gao2	ANSWER_SUBMITTED	1486957579413	1	386	111	false	1	
February 12 2017 22:46:25	gao2	SOUND_DONE	1486957585748	2	612	
February 12 2017 22:46:28	gao2	ANSWER_SUBMITTED	1486957588600	2	612	121	false	2