Rule chain variables:

- userId - user id for generating web report
- monitoringDashboardId - id of the monitoring dashboard for web report
- webReportAlertNotificationTemplateId - id of the 'Web report doesn't work' notification template
- webReportOkNotificationTemplateId - id of the 'Web report is OK now' notification template
- alertsNotificationTargetId - id of the alerts notification target (Slack channel)
- monitoringAssetId - id of the monitoring asset ('[Monitoring] Latencies')
