@interface _TtCC9SwiftData6Schema9Attribute : _TtCs12_SwiftObject {
    void /* unknown type, empty encoding */ name;
    void /* unknown type, empty encoding */ originalName;
    void /* unknown type, empty encoding */ options;
    void /* unknown type, empty encoding */ valueType;
    void /* unknown type, empty encoding */ defaultValue;
    void /* unknown type, empty encoding */ isOptional;
    void /* unknown type, empty encoding */ hashModifier;
    void /* unknown type, empty encoding */ userInfo;
}

- (id)propertyDescription;

@end