System/Library/PrivateFrameworks/UserManagement.framework
UMLibInfoProvider.h
@class NSString;
@interface UMLibInfoProvider : NSObject <UMLibInfoProviding>
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
- (id)passwdForUID:(unsigned int)a0 error:(id *)a1;
@end