test_time,device_id,type_episode_id,duration,level,is_main_sleep,type
Fri 11:00:00,fitbit,0,300,asleep,1,classic
Fri 17:00:00,fitbit,1,14400,deep,1,stages
Fri 21:00:00,fitbit,1,7200,wake,1,stages
Fri 23:00:00,fitbit,1,7200,light,1,stages
Sat 01:00:00,fitbit,2,3600,restless,0,classic
Sat 02:00:00,fitbit,2,3600,asleep,0,classic
Sat 13:00:00,fitbit,3,3600,restless,0,classic
Sat 22:00:00,fitbit,4,3600,rem,1,stages
Sat 23:00:00,fitbit,4,28800,deep,1,stages
Sun 11:00:00,fitbit,5,32400,deep,1,stages
Mon 06:00:00,fitbit,6,25200,deep,1,stages