[BUG] qianfan model QwenStreamingChatModel Response Invalid content-type: application/json

[w4901]

QianfanStreamingChatModel model= QianfanStreamingChatModel.builder()
                .modelName(QianfanChatModelNameEnum.ERNIE_BOT_8.getModelName())
                .endpoint(QianfanChatModelNameEnum.ERNIE_BOT_8.getEndpoint())
                .build();
                  model.generate(historyList2, new StreamingResponseHandler<AiMessage>() {
                            @Override
                            public void onNext(String token) {
                                System.out.print(token);
                            }

                            @Override
                            public void onError(Throwable error) {
                                error.printStackTrace();
                                System.out.println("error="+error);
                            }

                            @Override
                            public void onComplete(Response<AiMessage> response) {
                                StreamingResponseHandler.super.onComplete(response);

                                System.out.println("");
                            }
                        });

[Hwongyohong]

请问解决了吗？