text: 
  #import <Foundation/Foundation.h>
  #import <UIKit/UIKit.h>
  #import "ReactNativeNavigation.h"
  #import "RNNLayoutInfo.h"
  
  typedef UIViewController * (^RNNExternalViewCreator)(NSDictionary* props, RCTBridge* bridge);
  
  @interface RNNExternalComponentStore : NSObject
  
  - (void)registerExternalComponent:(NSString *)name callback:(RNNExternalViewCreator)callback;
  - (UIViewController *)getExternalComponent:(RNNLayoutInfo *)layoutInfo bridge:(RCTBridge *)bridge;
  
  @end
  