Try this: (just per my understanding, may need revision)
| rest /services/search/jobs | eval Job_type=if(delegate="scheduler","Scheduled","Adhoc")| rex field=id "(?<jobId>[^//]*)$"| rename eai:acl.app as App | eval searchType=case(isnum(jobId),"Regular Search", LIKE(jobId,"sch%"), "Scheduled Search",1=1,"Dashboard Search") | where searchType="Scheduled Search" | eval searchType=if(mvindex(split(jobId,"_"),5)==label AND isBatchModeSearch=1,"Scheduled Report", searchType) | table Job_type, App, label , searchType , updated
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