curl --request GET \
  --url https://api.example.com/api/v1/Orders/PackingSlips \
  --header 'Authorization: <api-key>'

{
  "isSuccess": true,
  "message": "<string>",
  "payload": [
    {
      "packingSlipId": 123,
      "packingSlipName": "<string>",
      "orderingCode": "<string>",
      "orderingName": "<string>",
      "layoutCode": "<string>",
      "layoutName": "<string>",
      "useBrandLogo": true,
      "imageData": "aSDinaTvuI8gbWludGxpZnk=",
      "marketingMessage": "<string>",
      "creationDate": "2023-11-07T05:31:56Z",
      "createdBy": "<string>",
      "lastUpdateDate": "2023-11-07T05:31:56Z",
      "lastUpdatedBy": "<string>"
    }
  ]
}