[{"itemType":"task","number":"1","published_number":"1","title":"\u90e8\u7f16\u672c\u8bed\u6587\u516b\u5e74\u7ea7\u4e0b\u518c\u7b2c\u516d\u5355\u5143\u7b2c24\u8bfe\u5356\u70ad\u7fc1.mp4","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2573","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"04:29","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"\u90e8\u7f16\u672c\u8bed\u6587\u516b\u5e74\u7ea7\u4e0b\u518c\u7b2c\u516d\u5355\u5143\u7b2c24\u8bfe\u5356\u70ad\u7fc13 xin.mp4","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2574","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:46","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"\u90e8\u7f16\u672c\u8bed\u6587\u516b\u5e74\u7ea7\u4e0b\u518c\u7b2c\u516d\u5355\u5143\u7b2c24\u8bfe\u5356\u70ad\u7fc16.mp4","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2575","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:45","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"\u90e8\u7f16\u672c\u8bed\u6587\u516b\u5e74\u7ea7\u4e0b\u518c\u7b2c\u516d\u5355\u5143\u7b2c24\u8bfe\u5356\u70ad\u7fc14.mp4","result":"","resultStatus":"","lock":false,"status":"published","taskId":"2577","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:29","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true}]