response.setContentType("application/json; charset=utf-8");
response.setHeader("Content-Encoding", "gzip");
response.setStatus(HttpServletResponse.SC_ACCEPTED);
response.getWriter().write(new char[0]); // optional

Unirest.post("http://localhost:8080")
  .asObject(Map.class)
  .getParsingError()
  .get();

kong.unirest.UnirestParsingException: kong.unirest.UnirestException: java.io.EOFException
	at kong.unirest.BaseResponse.setParsingException(BaseResponse.java:93)
	at kong.unirest.BasicResponse.<init>(BasicResponse.java:48)
	at kong.unirest.apache.BaseApacheClient.transformBody(BaseApacheClient.java:56)
	at kong.unirest.apache.ApacheClient.request(ApacheClient.java:127)
	at kong.unirest.BaseRequest.asObject(BaseRequest.java:249)
	at io.cloudio.scale.kafka.rest.FlowrestTest.main(FlowrestTest.java:33)
Caused by: kong.unirest.UnirestException: java.io.EOFException
	at kong.unirest.apache.ApacheResponse.getContentAsBytes(ApacheResponse.java:89)
	at kong.unirest.apache.ApacheResponse.getContentAsString(ApacheResponse.java:107)
	at kong.unirest.apache.ApacheResponse.getContentAsString(ApacheResponse.java:97)
	at kong.unirest.ObjectResponse.readBody(ObjectResponse.java:57)
	at kong.unirest.ObjectResponse.<init>(ObjectResponse.java:40)
	at kong.unirest.BaseRequest.lambda$asObject$3(BaseRequest.java:249)
	at kong.unirest.apache.BaseApacheClient.transformBody(BaseApacheClient.java:53)
	... 3 more
Caused by: java.io.EOFException
	at java.util.zip.GZIPInputStream.readUByte(GZIPInputStream.java:268)
	at java.util.zip.GZIPInputStream.readUShort(GZIPInputStream.java:258)
	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:164)
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:79)
	at java.util.zip.GZIPInputStream.<init>(GZIPInputStream.java:91)
	at kong.unirest.apache.ApacheResponse.getContentAsBytes(ApacheResponse.java:85)
	... 9 more