{
  "name": "Edge tier silent",
  "description": "Neither load balancer has logged a request. Either traffic has stopped reaching the estate or both agents are down",
  "query": "earliest=-10m service=haproxy",
  "query_language": "spl",
  "condition_type": "absence",
  "eval_interval_seconds": 60,
  "for_minutes": 0,
  "notification_target_id": "__TARGET_OPS__",
  "enabled": true
}