Update an On Call Shadow configuration

curl --request PUT \
  --url https://api.rootly.com/v1/on_call_shadows/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '{
  "data": {
    "type": "on_call_shadows",
    "attributes": {
      "schedule_id": "<string>",
      "shadowable_type": "User",
      "shadowable_id": "<string>",
      "shadow_user_id": 123,
      "starts_at": "2023-11-07T05:31:56Z",
      "ends_at": "2023-11-07T05:31:56Z"
    }
  }
}'

{
  "data": {
    "id": "3d91b982-7f9e-4a8f-bc26-d0873d2a3bec",
    "type": "on_call_shadows",
    "attributes": {
      "schedule_id": "c3c621aa-8cde-4034-88a8-9e26c9eb7288",
      "shadowable_type": "Schedule",
      "shadowable_id": "c3c621aa-8cde-4034-88a8-9e26c9eb7288",
      "shadow_user_id": 390,
      "starts_at": "2025-10-18T12:29:19.000-07:00",
      "ends_at": "2025-10-19T10:29:19.000-07:00",
      "created_at": "2025-10-18T10:29:19.312-07:00",
      "updated_at": "2025-10-18T10:29:20.201-07:00"
    }
  }
}