code: public void serviceName_secondaryDnsDomains_POST(String serviceName, String domain, String ip) throws IOException {
  		String qPath = "/dedicated/server/{serviceName}/secondaryDnsDomains";
  		StringBuilder sb = path(qPath, serviceName);
  		HashMap<String, Object>o = new HashMap<String, Object>();
  		addBody(o, "domain", domain);
  		addBody(o, "ip", ip);
  		exec(qPath, "POST", sb.toString(), o);
  	}
docs: add a domain on secondary dns
  
  REST: POST /dedicated/server/{serviceName}/secondaryDnsDomains
  @param domain [required] The domain to add
  @param ip [required]
  @param serviceName [required] The internal name of your dedicated server