cron
Cron-based scheduled triggers
- condition_function_idstring
Optional function ID to evaluate before invoking handler
- expressionstringrequired
Cron expression (6-field format: sec min hour day month weekday)
- actual_timestringrequired
Actual execution time (RFC3339)
- job_idstringrequired
Unique job identifier
- scheduled_timestringrequired
Scheduled execution time (RFC3339)
- triggerstringrequired
Always "cron"