*/
    protected void sendApiResponse(final HttpServletResponse response) throws IOException {
        response.setStatus(429);
        response.setContentType("application/json;charset=UTF-8");
        response.setHeader("Retry-After", String.valueOf(RETRY_AFTER_SECONDS));
        response.getWriter()
                .write("{\"response\":{\"status\":9,\"message\":\"Server is busy. Please retry after " + RETRY_AFTER_SECONDS

                if (StringUtil.isBlank(responseContentType)) {
                    response.setHeader("Content-Type", "application/json");
                } else {
                    response.setHeader("Content-Type", responseContentType);
                }
                CopyUtil.copy(in, out);
            } catch (final ClientAbortException e) {

        }

        // Set SSE headers
        response.setContentType("text/event-stream");
        response.setCharacterEncoding("UTF-8");
        response.setHeader("Cache-Control", "no-cache");
        response.setHeader("Connection", "keep-alive");
        response.setHeader("X-Accel-Buffering", "no"); // Disable nginx buffering

        try (final PrintWriter writer = response.getWriter()) {

                    if (ssn != null) {
                        ssn.removeAttribute("NtlmHttpAuth");
                    }
                }
                resp.setHeader("WWW-Authenticate", "NTLM");
                if (offerBasic) {
                    resp.addHeader("WWW-Authenticate", "Basic realm=\"" + realm + "\"");
                }

        when(request.getSession(false)).thenReturn(null);
        lenient().when(request.isSecure()).thenReturn(true);

        ntlmServlet.service(request, response);

        verify(response).setHeader("WWW-Authenticate", "NTLM");
        verify(response).addHeader("WWW-Authenticate", "Basic realm=\"TestRealm\"");
        verify(response).setStatus(HttpServletResponse.SC_UNAUTHORIZED);
    }

    /**

  // Optional: confirm that your app made the HTTP requests you were expecting.
  RecordedRequest request1 = server.takeRequest();
  assertEquals("/v1/chat/messages/", request1.getUrl().encodedPath());
  assertNotNull(request1.getHeaders().get("Authorization"));

  RecordedRequest request2 = server.takeRequest();
  assertEquals("/v1/chat/messages/2", request2.getUrl().encodedPath());

  RecordedRequest request3 = server.takeRequest();

        return "do";
    }

    @Override
    @Internal
    public String getSkipFeatureName() {
        return "headers";
    }

    @Input
    public Map<String, String> getHeaders() {
        return headers;
    }

    mockResponse = mockResponse.addHeader("")
    mockResponse = mockResponse.addHeader("", "")
    mockResponse = mockResponse.addHeaderLenient("", Any())
    mockResponse = mockResponse.setHeader("", Any())
    mockResponse.headers = headersOf()
    mockResponse.trailers = headersOf()
    mockResponse = mockResponse.removeHeader("")
    var body: Buffer? = mockResponse.getBody()

                    if (ssn != null) {
                        ssn.removeAttribute("NtlmHttpAuth");
                    }
                }
                resp.setHeader("WWW-Authenticate", "NTLM");
                if (offerBasic) {
                    resp.addHeader("WWW-Authenticate", "Basic realm=\"" + this.realm + "\"");
                }

        response.setStatus(429); // Too Many Requests
        response.setContentType("application/json;charset=UTF-8");
        response.setHeader("Retry-After", String.valueOf(retryAfterSeconds));
        response.getWriter()
                .write("{\"error\":\"rate_limit_exceeded\",\"message\":\"Too many requests. Please retry after " + retryAfterSeconds