docs: protected ClientHttpRequestInterceptor buildAddHeadersRequestInterceptor(String header1, String value1, String header2, String value2, String header3, String value3, String header4, String value4){
  		return new AddHeadersRequestInterceptor(new String[]{header1, header2, header3, header4}, new String[]{value1, value2, value3, value4});
  	}