Retrieves an alert routing rule

curl --request GET \
  --url https://api.rootly.com/v1/alert_routing_rules/{id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "ba43daf3-84c8-424d-bf40-6fa261b80094",
    "type": "alert_routing_rules",
    "attributes": {
      "name": "Alert Routing Rule 4",
      "alerts_source_id": "c9ad509f-476e-4d96-ab69-1dca6a5e1bb3",
      "condition_type": "all",
      "enabled": false,
      "position": 1,
      "destination": {
        "target_type": "EscalationPolicy",
        "target_id": "d695e7b1-b251-4c83-8dbc-9eb4b86aeaf6"
      },
      "created_at": "2026-02-12T13:57:26.113-08:00",
      "updated_at": "2026-02-12T13:57:26.113-08:00",
      "destinations": [
        {
          "target_type": "EscalationPolicy",
          "target_id": "d695e7b1-b251-4c83-8dbc-9eb4b86aeaf6"
        }
      ],
      "conditions": []
    },
    "relationships": {
      "owning_teams": {
        "data": [
          {
            "id": "b46bb2ff-a4c2-4cdb-827c-0441a5d1b51d",
            "type": "groups"
          }
        ]
      }
    }
  }
}