Retrieves a Retrospective Template

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

{
  "data": {
    "id": "1e54d92d-1d1f-4393-acef-8db96ad5e2b9",
    "type": "post_mortem_templates",
    "attributes": {
      "name": "Sit repellendus quidem minima.",
      "slug": "sit-repellendus-quidem-minima",
      "format": "html",
      "default": false,
      "content": "",
      "created_at": "2025-09-03T02:24:36.291-07:00",
      "updated_at": "2025-09-03T02:24:36.303-07:00"
    }
  }
}