Retrieve order shipments

curl --request GET \
  --url https://staging.api.commercengine.io/api/v1/{store_id}/storefront/orders/{order_number}/shipments \
  --header 'Authorization: Bearer <token>'

{
  "message": "order details",
  "success": true,
  "content": {
    "shipments": [
      {
        "reference_number": "<string>",
        "status": "unscheduled",
        "total_weight": 123,
        "total_boxes": 123,
        "shipment_items_count": 123,
        "shipment_items": [
          {
            "product_id": "<string>",
            "product_name": "<string>",
            "product_image_url": "<string>",
            "sku": "<string>",
            "quantity": 123,
            "free_quantity": 123,
            "is_free_item": true
          }
        ],
        "shipping_amount": 123,
        "shipping_tax_amount": 123,
        "shipping_amount_including_tax": 123,
        "courier_company_name": "<string>",
        "shipping_label_url": "<string>",
        "awb_no": "<string>",
        "tracking_url": "<string>",
        "eta_delivery": "<string>",
        "shipped_date": "2023-11-07T05:31:56Z",
        "delivered_date": "2023-11-07T05:31:56Z",
        "cancellation_reason": "<string>",
        "created_at": "2023-11-07T05:31:56Z",
        "modified_at": "2023-11-07T05:31:56Z"
      }
    ]
  }
}