title: can we use content type octet stream and json together?
body: <p>I have created a one rest service for uploading file.
  My service consume Stream for file and Map of String for some info.</p>
  
  <pre><code>@RequestMapping(value = "/upload" , method = RequestMethod.POST)
  public void upload(InputStream file,Map&lt;String, String&gt; fileInfoMap) {}
  </code></pre>
  
  <p>If yes then how to call service with POSTMAN?
  if not then please suggest some alternatives?</p>