code: private void addPostParams(final Request request) {
          if (recordingStatusCallbackEvent != null) {
              for (String prop : recordingStatusCallbackEvent) {
                  request.addPostParam("RecordingStatusCallbackEvent", prop);
              }
          }
  
          if (recordingStatusCallback != null) {
              request.addPostParam("RecordingStatusCallback", recordingStatusCallback.toString());
          }
  
          if (recordingStatusCallbackMethod != null) {
              request.addPostParam("RecordingStatusCallbackMethod", recordingStatusCallbackMethod.toString());
          }
  
          if (trim != null) {
              request.addPostParam("Trim", trim);
          }
  
          if (recordingChannels != null) {
              request.addPostParam("RecordingChannels", recordingChannels);
          }
      }
docs: Add the requested post parameters to the Request.
  
  @param request Request to add post params to