user_id,lesson_id,course_id,viewed_at
1,2,1,2023-01-16T10:15:00.000+03:00
1,1,1,2023-01-16T10:00:00.000+03:00
4,4,3,2023-04-02T10:00:00.000+03:00
3,3,2,2023-03-06T12:00:00.000+03:00
2,1,1,2023-01-21T09:00:00.000+03:00
4,5,3,2023-04-03T10:00:00.000+03:00