# toJsonString method Null safety

String toJsonString()

## Implementation

    String toJsonString() {
      return jsonEncode(toDocument());
    }

1. eliud_pkg_fundamentals
2. document_item_entity
3. DocumentItemEntity
4. toJsonString method

##### DocumentItemEntity class

1. Constructors
2. DocumentItemEntity
3. Properties
4. hashCode
5. imageId
6. props
7. reference
8. runtimeType
9. Methods
10. copyWith
11. enrichedDocument
12. noSuchMethod
13. switchAppId
14. toDocument
15. toJsonString
16. toString
17. Operators
18. operator ==
19. Static methods
20. fromJsonString
21. fromMap