code: public static ModifyDomainResult modify_domain(String access_token,ModifyDomain modifyDomain){
  		String json = JsonUtil.toJSONString(modifyDomain);
  		HttpUriRequest httpUriRequest = RequestBuilder.post()
  				.setHeader(jsonHeader)
  				.setUri(BASE_URI + "/wxa/modify_domain")
  				.addParameter(PARAM_ACCESS_TOKEN, API.accessToken(access_token))
  				.setEntity(new StringEntity(json,Charset.forName("utf-8")))
  				.build();
  		return LocalHttpClient.executeJsonResult(httpUriRequest,ModifyDomainResult.class);
  	}
docs: 修改服务器地址
  @since 2.8.9
  @param access_token access_token
  @param modifyDomain modifyDomain
  @return result