curl --request PATCH \
  --url http://localhost:3000/v1/admin/nodes/{id}/operating-hours \
  --header 'Content-Type: application/json' \
  --data '
{
  "operating_hours": {
    "periods": [
      {
        "open": {
          "day": 3,
          "time": "<string>"
        },
        "close": {
          "day": 3,
          "time": "<string>"
        }
      }
    ]
  }
}
'

{
  "success": true,
  "node": {
    "id": "<string>",
    "name": "<string>",
    "code": "<string>",
    "is_active": true,
    "timezone": "<string>",
    "sweep_cutoff_minutes": 123,
    "sweep_cutoff_time": "<string>",
    "retailer_location_id": "<string>",
    "logo_url": "<string>",
    "created_at": "<string>",
    "updated_at": "<string>",
    "operating_hours": null
  }
}