1. HumanLifeGame
2. life_stage
3. LifeStageEntity
4. possession property

LifeStageEntity class

1. Constructors
2. LifeStageEntity
3. fromJson
4. Properties
5. copyWith
6. createdAt
7. currentLifeStepId
8. hashCode
9. human
10. items
11. possession
12. runtimeType
13. updatedAt
14. Methods
15. encode
16. fetchHuman
17. noSuchMethod
18. toJson
19. toString
20. Operators
21. operator ==
22. Static methods
23. decode

int get possession => items.isEmpty ? 0 : items.firstWhere((item) => item.type == LifeItemType.money).amount;