Option 1 – API:
Report Subscription:
https://{Your Domain URL}/services/data/v56.0/analytics/notifications?source=lightningReportSubscribe&ownerId=0053t00000AG695AAD
Dashboard Subscription:
https://{Your Domain URL}/services/data/v56.0/analytics/notifications?source=lightningDashboardSubscribe&ownerId=0053t00000AG695AAD
Option 2 – SOQL:
SELECT Id, CronJobDetailId, State
FROM CronTrigger
WHERE CronJobDetail.JobType = 'A'
AND OwnerId = '0053t00000AG695AAD'