code: public static base_response add(nitro_service client, dnszone resource) throws Exception {
  		dnszone addresource = new dnszone();
  		addresource.zonename = resource.zonename;
  		addresource.proxymode = resource.proxymode;
  		addresource.dnssecoffload = resource.dnssecoffload;
  		addresource.nsec = resource.nsec;
  		return addresource.add_resource(client);
  	}
docs: Use this API to add dnszone.