Dingo\Api\Http\Response::makeFromExisting PHP Method

    public static function makeFromExisting(IlluminateResponse $old)
    {
        $new = static::create($old->getOriginalContent(), $old->getStatusCode());
        $new->headers = $old->headers;
        return $new;
    }

 /**
  * Handle an exception thrown during dispatching of an API request.
  *
  * @param \Exception $exception
  *
  * @throws \Exception
  *
  * @return \Dingo\Api\Http\Response
  */
 public function handle(Exception $exception)
 {
     if ($this->handler->willHandle($exception)) {
         $response = $this->handler->handle($exception);
         return Response::makeFromExisting($response);
     } elseif (!$exception instanceof HttpExceptionInterface) {
         throw $exception;
     }
     if (!($message = $exception->getMessage())) {
         $message = sprintf('%d %s', $exception->getStatusCode(), Response::$statusTexts[$exception->getStatusCode()]);
     }
     $response = ['message' => $message, 'status_code' => $exception->getStatusCode()];
     if ($exception instanceof ResourceException && $exception->hasErrors()) {
         $response['errors'] = $exception->getErrors();
     }
     if ($code = $exception->getCode()) {
         $response['code'] = $code;
     }
     if ($this->debug) {
         $response['debug'] = ['line' => $exception->getLine(), 'file' => $exception->getFile(), 'class' => get_class($exception), 'trace' => explode("\n", $exception->getTraceAsString())];
     }
     return new Response($response, $exception->getStatusCode(), $exception->getHeaders());
 }