| rest /services/authentication/current-context | table username roles updated | search username!=splunk-system-user | rex field=updated (?<timestampA>\d{4}-\d{2}-\d+)T(?<timestampB>\d+:\d+:\d+.\d+) | eval timestamp= timestampA + timestampB | eval timestamp = strptime(timestamp, “%Y-%m-%d%H:%M:%S.%3N”) | eval timestamp=strftime(timestamp, “%c”) |fields – timestampA timestampB
