} catch (Exception e) {
          future.completeExceptionally(e);
        }
      }

      @Override
      public void onEvent(@NotNull EventSource eventSource, @Nullable String id, @Nullable String type, @NotNull String data) {
        try {
          assertEquals("hello", data);
          future.complete(null);
        } catch (Exception e) {
          future.completeExceptionally(e);
        }
      }

      @Override

            ) {
              println("onSucceeded ${info?.headers?.asMap}")
              completableFuture.completeExceptionally(error)
            }

            override fun onCanceled(
              request: UrlRequest,
              info: UrlResponseInfo?,
            ) {
              completableFuture.completeExceptionally(CancellationException())
            }
          },
        ).setPriority(REQUEST_PRIORITY_MEDIUM)

    val call = client.newCall(request)
    call.enqueue(
      object : Callback {
        override fun onFailure(
          call: Call,
          e: IOException,
        ) {
          promise.completeExceptionally(e)
        }

        override fun onResponse(
          call: Call,
          response: Response,
        ) {
          promise.complete(response)
        }
      },
    )