use -event or -trigger for “Custom Event”, or -id for Policy ID#.
Jamf policy -id XXXX
sudo jamf policy -id 52 -verbose
52 is an example here
Link
https://community.jamf.com/t5/jamf-pro/trigger-policy-from-command-line/m-p/129879
Remote Commands for Computers
https://docs.jamf.com/10.26.0/jamf-pro/administrator-guide/Remote_Commands_for_Computers.html