curl --request DELETE \
  --url https://api.pricenow.dev/api/checkout/{checkoutId}/items \
  --header 'pratiq-client-id: <pratiq-client-id>'

{
  "data": {
    "uuid": "<string>",
    "expiresAt": "2023-11-07T05:31:56Z",
    "startedAt": "2023-11-07T05:31:56Z",
    "lastUpdateAt": "2023-11-07T05:31:56Z",
    "status": "EXPIRED",
    "referenceNumber": "<string>",
    "salesChannel": {
      "uuid": "<string>",
      "name": "<string>",
      "type": "CONSUMPTION"
    },
    "checkoutConditions": {
      "defaultValues": {},
      "formDefinition": {},
      "values": {}
    },
    "supportedPaymentMethods": [
      {
        "type": "PAP",
        "provider": "DATATRANS",
        "supportsAlias": true,
        "supportsRegistrationAndPayment": true
      }
    ],
    "items": [
      {
        "id": 123,
        "parentItemId": 123,
        "status": "RESERVED",
        "productVariant": {
          "productId": 123,
          "id": 123,
          "attributes": [
            {
              "name": "<string>",
              "identifier": "<string>",
              "value": "<string>",
              "sortOrder": 123,
              "metaInformation": {}
            }
          ],
          "name": "<string>",
          "vatRate": 123,
          "product": {
            "id": 123,
            "sortOrder": 123,
            "name": "<string>",
            "identifier": "<string>",
            "type": "TICKET",
            "isSubscription": true,
            "standalone": true,
            "hasValidity": true,
            "imageUrl": "<string>"
          },
          "availableMedia": [
            {
              "type": "SKIDATA",
              "id": 123,
              "priceComponents": [
                {
                  "price": 123,
                  "productVariant": {
                    "id": 123,
                    "name": "<string>",
                    "vatRate": 123,
                    "productId": 123,
                    "attributes": [
                      "<any>"
                    ]
                  },
                  "intent": "SENDING_FEE"
                }
              ]
            }
          ]
        },
        "validity": {
          "from": "<string>",
          "to": "<string>"
        },
        "parentItem": {},
        "childItems": [
          {}
        ],
        "listPriceGross": 123,
        "listPriceNet": 123,
        "promoCodeDiscount": 123,
        "autoDiscount": {
          "id": 123,
          "displayName": "<string>",
          "description": "<string>",
          "discountType": "ABSOLUTE",
          "discount": 123
        },
        "autoDiscountAmount": 123,
        "totalDiscountGross": 123,
        "totalDiscountNet": 123,
        "totalGross": 123,
        "totalNet": 123,
        "vatRate": 123,
        "displayPrice": true,
        "requiresPersonalization": true,
        "requiresValidation": true,
        "requiresMedium": true,
        "isConfirmationRequired": true,
        "isFlexTicket": true,
        "isMaxOneTicketPerPerson": true,
        "isUniqueItem": true
      }
    ],
    "currency": "<string>",
    "listPriceGross": 123,
    "listPriceNet": 123,
    "promoCodes": [
      {
        "id": 123,
        "code": "<string>",
        "displayName": "<string>",
        "description": "<string>",
        "discount": 123,
        "discountType": "ABSOLUTE",
        "valid": true
      }
    ],
    "promoCodeDiscount": 123,
    "autoDiscounts": [
      {
        "id": 123,
        "displayName": "<string>",
        "description": "<string>",
        "discountType": "ABSOLUTE",
        "discount": 123
      }
    ],
    "autoDiscountAmount": 123,
    "totalDiscountGross": 123,
    "totalDiscountNet": 123,
    "donation": {
      "type": "CAUSE_WE_CARE",
      "amount": 123
    },
    "totalGross": 123,
    "totalNet": 123,
    "requiresBillingAddress": true,
    "requiresShippingAddress": true,
    "billingAddress": {
      "id": 123,
      "addressLine1": "<string>",
      "addressLine2": "<string>",
      "zip": "<string>",
      "city": "<string>",
      "state": "<string>",
      "countryCode": "<string>",
      "purpose": [
        "BILLING"
      ]
    },
    "shippingAddress": {
      "id": 123,
      "addressLine1": "<string>",
      "addressLine2": "<string>",
      "zip": "<string>",
      "city": "<string>",
      "state": "<string>",
      "countryCode": "<string>",
      "purpose": [
        "BILLING"
      ]
    },
    "paymentMethod": "<any>",
    "vouchers": [
      {
        "code": "<string>",
        "system": "INCERT",
        "amount": 123
      }
    ]
  }
}