In the Splunk logs - they are getting the following message format:
Release : 4.x and 3.x
Component : PRIVILEGED ACCESS MANAGER
PAM integrated with TCP Port in Splunk and not SPLUNKTCP
For the splunk integration to work -> we need to be configured as a SPLUNKTCP and not TCP:
https://knowledge.broadcom.com/external/article/126311/ca-pam-and-splunk-integration.html