System/Library/PrivateFrameworks/SiriSpeechSynthesis.framework

QSSMutableRepeatedSpan.h

NSObject
>
QSSRepeatedSpan

@class NSArray;

@interface QSSMutableRepeatedSpan : QSSRepeatedSpan

@property (copy, nonatomic) NSArray *span;

- (id)init;
- (id)copyWithZone:(struct _NSZone { } *)a0;

@end