code: private void addPostParams(final Request request) {
          if (hostedNumberOrderSids != null) {
              for (String prop : hostedNumberOrderSids) {
                  request.addPostParam("HostedNumberOrderSids", prop);
              }
          }
  
          if (addressSid != null) {
              request.addPostParam("AddressSid", addressSid);
          }
  
          if (email != null) {
              request.addPostParam("Email", email);
          }
  
          if (contactTitle != null) {
              request.addPostParam("ContactTitle", contactTitle);
          }
  
          if (contactPhoneNumber != null) {
              request.addPostParam("ContactPhoneNumber", contactPhoneNumber);
          }
  
          if (ccEmails != null) {
              for (String prop : ccEmails) {
                  request.addPostParam("CcEmails", prop);
              }
          }
      }
docs: Add the requested post parameters to the Request.
  
  @param request Request to add post params to