public static boolean notify(String url, String authToken, String message) {
 boolean success = false;
 log.info("Send notification to {}, authToken: {}, message: {}", url, authToken, message);
 if(url == null || url.isEmpty()){
   log.error("Invalid URL");
   return success;
 }
 HttpPost httpPost = new HttpPost(url);
 try {
   httpPost.setHeader("content-type", "application/json;charset=UTF-8");
   if(authToken != null && !authToken.isEmpty()){
     httpPost.setHeader("Authorization", authToken);
   }
   if(message != null && !message.isEmpty()){
   StringEntity stringEntity = new StringEntity(message, "UTF-8");
   stringEntity.setContentEncoding("UTF-8");
     httpPost.setEntity(stringEntity);
   }
   CloseableHttpResponse response = httpclient.execute(httpPost);
   int responseCode = response.getStatusLine().getStatusCode();
   HttpEntity entity = response.getEntity();
   log.info("Response code: {}", responseCode);
   if (entity != null) {
     log.info("Response entity: {}", EntityUtils.toString(entity));
   }
   if(responseCode == HttpStatus.SC_OK){
     success = true;
   }
 } catch (IOException e) {
   log.error("Error posting to Zoom, url: {}, authToken: {}, message: {}", url,    authToken, message);
 } finally {
   httpPost.releaseConnection();
 }
 return success;
}

Aug 12, 2019 8:36:23 AM INFO io.jenkins.plugins.zoom.ZoomNotifyClient notify 
Send notification to https://applications.zoom.us/addon/jenkins/webhooks/******, authToken: ******, message: null