TrackingLostCallbackData constructor Null safety

1. face_sdk
2. face_sdk
3. TrackingLostCallbackData
4. TrackingLostCallbackData constructor

TrackingLostCallbackData class

1. Constructors
2. TrackingLostCallbackData
3. Properties
4. best_quality
5. best_quality_frame_id
6. best_quality_sample
7. best_quality_templ
8. first_frame_id
9. hashCode
10. last_frame_id
11. runtimeType
12. sti_person_id
13. sti_person_id_set
14. stream_id
15. track_id
16. Methods
17. noSuchMethod
18. toString
19. Operators
20. operator ==