Example

ExampleActor.h

// ... 省略
DECLARE_DYNAMIC_MULTICAST_DELEGATE(FFailure);

UCLASS()
class PROJECT_API AExampleActor : public AActor
{
  GENERATED_BODY()
public:
  UPROPERTY(BlueprintAssignable, BlueprintCallable)
  FFailure OnFailure;

  bool Request();
  void OnReceived(FHttpRequestPtr Request, FHttpResponsePtr Response, bool bSuccessful);
  // ... 省略
}