clabnet

  <target name="logstash" xsi:type="Network" address="tcp://host:port" newLine="true">
    <layout xsi:type="JsonLayout" includeAllProperties="false">
      <attribute name="@timestamp" layout="${date:format=yyyy-MM-ddTHH\:mm\:ss.fffZ}" />
      <attribute name="level" layout="${level:upperCase=true}"/>
      <attribute name="category" layout="${logger}" />
      <attribute name="message" layout="${message}" />
      <attribute name="environment" layout="production" />
      <attribute name="extra" layout="value" />
    </layout>
  </target>