Retrieves an incident event service

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

{
  "data": {
    "id": "<string>",
    "type": "incident_event_services",
    "attributes": {
      "incident_event_id": "<string>",
      "service_id": "<string>",
      "status": "operational"
    }
  }
}