2#import <Foundation/Foundation.h>
17DEFAULT_EXPORT_ATTRIBUTE
23- (nonnull instancetype)initWithFrom:(int64_t)from
29+ (nonnull instancetype)transitionEntryEventWithFrom:(int64_t)from
45@property (nonatomic, readonly) int64_t
from;
60@property (nonatomic, readonly) int64_t
to;