System/Library/PrivateFrameworks/ChronoServices.framework
CHSURLSessionToken.h
@class NSString;
@interface CHSURLSessionToken : NSObject <NSSecureCoding, BSInvalidatable>
@property (class, readonly) BOOL supportsSecureCoding;
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
@end