Get an alert route

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

{
  "data": {
    "id": "57df2866-03df-403a-ba31-cd94afc8e840",
    "type": "alert_routes",
    "attributes": {
      "name": "Test Alert Route-4d24",
      "enabled": true,
      "created_at": "2025-10-20T08:26:56.486-07:00",
      "updated_at": "2025-10-20T08:26:56.486-07:00",
      "alerts_source_ids": [],
      "owning_team_ids": []
    },
    "relationships": {
      "alert_routing_rules": {
        "data": []
      }
    }
  }
}