Try this:
|rest/servicesNS/-/-/saved/searches splunk_server=local
| where 'alert.track'="1" AND ('eai:acl.owner' = "sumguy" OR owner = "sumguy")
| dedup id
| rename dispatch.* AS *
| rename eai:acl.* AS *
| table owner sharing title search description* *
| sort 0 title
And, just in case somebody comes here expecting alert
to mean something else, here is that answer, too:
| rest /servicesNS/-/-/alerts/fired_alerts/- splunk_server=local
| addinfo
| where trigger_time >= info_min_time
| table trigger_time author eai:acl.owner eai:acl.app savedsearch_name sid eai:acl.sharing digest_mode id published *
| rename eai:acl.* AS *
| search author="sumguy" OR owner="sumguy"