title: Creating a rule in elastalert kibana plugin for kibana dashboard
body: <p>My Elasticsearch and Kibana are running on localhost:9200 and localhost:5601.</p>
  <p>I have installed elastalert-kibana-plugin and its running on port localhost:3030</p>
  <p>I have created a dashboard in kibana.</p>
  <p><a href="https://i.stack.imgur.com/enjt6.png" rel="nofollow noreferrer">here is the image of the kibana dashboard</a></p>
  <p>Now I want to raise an Email alert when the count exceeds 3 in the above mentioned dashboard.</p>
  <p>Now, how to write a rule in elastalert kibana plugin as in the below image for raising a email alert. I have already setup the Postfix SMTP for email alerting on my system.</p>
  <p>I have tried creating a rule like this:</p>
  <p><a href="https://i.stack.imgur.com/KYAiT.png" rel="nofollow noreferrer">here is the image of the rule</a></p>
  <p>So, I want to write a rule to create a email alert when the data on the dashboard panel exceeds the threshold value. Can anyone tell me how to write a rule using the kibana dashboard url.</p>