curl --request POST \
  --url 'https://api.stateset.com/api/v1/purgatory/orders' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "channel_id": null,
  "external_order_id": "string",
  "external_status": null,
  "items": [
    {
      "external_sku": "string",
      "product_id": null,
      "quantity": "string"
    }
  ],
  "metadata": {}
}'

{
  "external_order_id": "string",
  "external_status": null,
  "id": "string",
  "is_posted": true,
  "items": [
    {
      "external_sku": "string",
      "id": "string",
      "ignore_item": true,
      "non_physical": true,
      "product_id": null,
      "quantity": "string",
      "resolved": true
    }
  ],
  "ready_to_post": true,
  "unresolved_count": 1
}