List orders by auction slug

curl --request GET \
  --url https://api.auctionnow.io/api/alpha/merchant/auctions/{slug}/orders \
  --header 'Authorization: <authorization>'

{
  "data": [
    {
      "orderId": "<string>",
      "title": "<string>",
      "_creationTime": 123,
      "status": "<string>",
      "totalAmount": 123,
      "buyerEmail": "<string>",
      "customerId": "<string>",
      "trackingNumber": "<string>",
      "taxCost": 123
    }
  ],
  "timestamp": 123,
  "message": "<string>"
}