espocrm/application/Espo/Modules/Crm/Resources/metadata/entityDefs/ScheduledJob.json

{
    "jobSchedulingMap": {
        "ProcessMassEmail": "10,30,50 * * * *",
        "ControlKnowledgeBaseArticleStatus": "10 1 * * *"
    },
    "jobs": {
        "SubmitPopupReminders": {
            "name": "Submit Popup Reminders",
            "isSystem": true,
            "scheduling": "* * * * *"
        }
    }
}