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'org.graylog2:graylog2-server:1.2.2'
<dependency>
<groupId>org.graylog2</groupId>
<artifactId>graylog2-server</artifactId>
<version>1.2.2</version>
</dependency>
<dependency org="org.graylog2" name="graylog2-server" rev="1.2.2"/>
"org.graylog2", "graylog2-server", "1.2.2"