curl --request GET \
  --url https://api.planetscale.com/v1/organizations/{organization}/databases/{database}/backup-policies \
  --header 'Authorization: Bearer <token>'

{
  "current_page": 123,
  "next_page": 123,
  "next_page_url": "<string>",
  "prev_page": 123,
  "prev_page_url": "<string>",
  "data": [
    {
      "id": "<string>",
      "display_name": "<string>",
      "name": "<string>",
      "target": "production",
      "retention_value": 123,
      "retention_unit": "<string>",
      "frequency_value": 123,
      "frequency_unit": "<string>",
      "schedule_time": "<string>",
      "schedule_day": 123,
      "schedule_week": 123,
      "created_at": "<string>",
      "updated_at": "<string>",
      "last_ran_at": "<string>",
      "next_run_at": "<string>",
      "required": true
    }
  ]
}