curl --request POST \
  --url 'https://api.stateset.com/api/v1/shipments' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "carrier": null,
  "notes": null,
  "order_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "recipient_name": null,
  "shipping_method": null,
  "tracking_number": null
}'

{
  "carrier": "string",
  "created_at": "2026-07-24T12:00:00Z",
  "delivered_at": null,
  "estimated_delivery": null,
  "id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "order_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "recipient_name": "string",
  "shipment_number": "string",
  "shipped_at": null,
  "shipping_cost": null,
  "shipping_method": "string",
  "status": "string",
  "tracking_number": null,
  "tracking_url": null,
  "updated_at": "2026-07-24T12:00:00Z"
}