<134>1 2024-07-26T23:53:16.987432-05:00 vcenter ui-threadmonitor - - - [2024-07-26T23:53:16.987-05:00] [INFO ] PI-client-connection-monitor  c.v.v.a.vapi.runtime.thread.ApacmeeBioHttpClientBuilderAspect      vAPI-client-connection-monitor thread started... 

This is a syslog message from a product called VMWare VCenter by VMWare. The following fields were extracted from the message:
facilityCode: 16
facilityLabel: local0
fieldExtractorName: vcenter
localHostname: vcenter
localStartTime: 2024-07-26T23:53:16.987432-05:00
messageType: management_message
priority: 134
program: ui-threadmonitor
senderHost: 10.0.0.20
sensitivity: normal
severityCode: 6
severityLabel: informational
sourceInfo: unknown
streamName: vcenter
tags: ['rfc5424', 'vcenter', 'management_message']