Build Report Junit or other Test Reports sent by calling "send(message)" DSL script
Build Event Sent when job are started and completed
Queue Information Basic queue information and Jenkins health metrics
Console Log Build console log, slave log and Jenkins master log (jenkins.log)
Log File Artifact contents, send by calling "archive(includes, excludes)" DSL script
Slave Information The slave(agent) monitor data
Jenkins Config The contents of Jenkins configuration items, e.g. config.xml, sent when the config file get updated.