'org.webjars.bower:messenger:1.4.2'
<dependency>
<groupId>org.webjars.bower</groupId>
<artifactId>messenger</artifactId>
<version>1.4.2</version>
</dependency>
<dependency org="org.webjars.bower" name="messenger" rev="1.4.2"/>
"org.webjars.bower", "messenger", "1.4.2"