@class NSMutableData;
@interface SidecarMutableItem : SidecarItem {
NSMutableData *_mutableData;
unsigned long long _capacity;
unsigned char _complete : 1;
}
@property (readonly, getter=isComplete) BOOL complete;
- (BOOL)appendData:(id)a0;
- (id)data;
- (void).cxx_destruct;
- (id)initWithType:(id)a0 capacity:(unsigned long long)a1;
@end