Retrieves an override shift

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

{
  "data": {
    "id": "fb0e5200-f762-57af-a7db-a96d5ae45216",
    "type": "shifts",
    "attributes": {
      "schedule_id": "3abf5b64-c306-4791-9d54-be1ea1ff1d52",
      "rotation_id": "1329cdf7-389e-4fae-b570-c2dd1364531c",
      "starts_at": "2025-10-07T04:11:07.000-07:00",
      "ends_at": "2025-10-07T12:11:07.000-07:00",
      "is_override": true
    },
    "relationships": {
      "shift_override": {
        "data": null
      },
      "user": {
        "data": {
          "id": "397",
          "type": "users"
        }
      }
    }
  }
}