# thumbnailUrl property Null safety

String? thumbnailUrl
@JsonKey(name: "thumbnailURL"), read / write

카카오톡 프로필 이미지 썸네일 URL

## Implementation

    @JsonKey(name: "thumbnailURL")
    String? thumbnailUrl;

1. kakao_flutter_sdk
2. kakao_flutter_sdk_talk
3. TalkProfile
4. thumbnailUrl property

##### TalkProfile class

1. Properties
2. countryISO
3. hashCode
4. nickname
5. profileImageUrl
6. runtimeType
7. thumbnailUrl
8. Methods
9. noSuchMethod
10. Operators
11. operator ==