etc/events.xml
<?xml version="1.0"?>
<!--
/**
* @category Staempfli
* @package Staempfli_HipChat
* @copyright Copyright © Stämpfli AG. All rights reserved.
* @author marcel.hauri@staempfli.com
*/
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd">
<event name="chatconnector_notification">
<observer name="notify_hipchat" instance="Staempfli\HipChat\Observer\Notify"/>
</event>
</config>