text: /*
  * This header is generated by classdump-dyld 1.0
  * on Saturday, August 24, 2019 at 9:46:04 PM Mountain Standard Time
  * Operating System: Version 12.4 (Build 16M568)
  * Image Source: /System/Library/PrivateFrameworks/MessageSupport.framework/MessageSupport
  * classdump-dyld is licensed under GPLv3, Copyright © 2013-2016 by Elias Limneos.
  */
  
  #import <libobjc.A.dylib/MFKVOObservation.h>
  
  @class NSString;
  
  @interface _MFKeyValueObserverHandler : NSObject <MFKVOObservation> {
  
  	id _object;
  	NSString* _keyPath;
  	/*^block*/id _block;
  	BOOL _observing;
  
  }
  
  @property (readonly) unsigned long long hash; 
  @property (readonly) Class superclass; 
  @property (copy,readonly) NSString * description; 
  @property (copy,readonly) NSString * debugDescription; 
  -(void)startObservingWithOptions:(unsigned long long)arg1 ;
  -(void)stopObserving;
  -(id)initWithObject:(id)arg1 keyPath:(id)arg2 usingBlock:(/*^block*/id)arg3 ;
  -(void)dealloc;
  -(void)observeValueForKeyPath:(id)arg1 ofObject:(id)arg2 change:(id)arg3 context:(void*)arg4 ;
  @end
  
  