Dart APIunself_modelArchiveDataapps apps property Null safety List<App> apps inherited Implementation List<App> get apps => throw _privateConstructorUsedError; unself_model unself_model ArchiveData apps property ArchiveData class Constructors ArchiveData fromJson Properties accounts activities apps archiveId copyWith extra hashCode id runtimeType topics Methods noSuchMethod toJson toString Operators operator == Constants fieldMap