Create an item with a product that does not exist on the site (2 pcs at a price of 900 rubles)

How to Use Examples in Documentation

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"fields":{"orderId":5147,"productId":0,"name":"Test Product","quantity":2,"basePrice":1000,"price":900,"discountPrice":100,"customPrice":"Y","canBuy":"Y","weight":40,"measureCode":"768","measureName":"pcs","sort":400,"xmlId":"BasketPositionId","dimensions":"a:3:{s:5:\"WIDTH\";i:244;s:6:\"HEIGHT\";i:100;s:6:\"LENGTH\";i:31;}","vatRate":10,"vatIncluded":"Y","productXmlId":"ProductKey","currency":"RUB"}}' \
        https://**put_your_bitrix24_address**/rest/**put_your_user_id_here**/**put_your_webhook_here**/sale.basketitem.add
        
curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"fields":{"orderId":5147,"productId":0,"name":"Test Product","quantity":2,"basePrice":1000,"price":900,"discountPrice":100,"customPrice":"Y","canBuy":"Y","weight":40,"measureCode":"768","measureName":"pcs","sort":400,"xmlId":"BasketPositionId","dimensions":"a:3:{s:5:\"WIDTH\";i:244;s:6:\"HEIGHT\";i:100;s:6:\"LENGTH\";i:31;}","vatRate":10,"vatIncluded":"Y","productXmlId":"ProductKey","currency":"RUB"},"auth":"**put_access_token_here**"}' \
        https://**put_your_bitrix24_address**/rest/sale.basketitem.add
        
BX24.callMethod(
            "sale.basketitem.add",
            {
                fields: { // all fields are filled
                    orderId: 5147,
                    productId: 0,
                    name: 'Test Product',
                    quantity: 2,
                    basePrice: 1000,
                    price: 900,
                    discountPrice: 100,
                    customPrice: 'Y',
                    canBuy: 'Y',
                    weight: 40,
                    measureCode: '768',
                    measureName: 'pcs',
                    sort: 400,
                    xmlId: 'BasketPositionId',
                    dimensions: 'a:3:{s:5:"WIDTH";i:244;s:6:"HEIGHT";i:100;s:6:"LENGTH";i:31;}', // serialized array
                    vatRate: 10,
                    vatIncluded: 'Y',
                    productXmlId: 'ProductKey',
                    currency: 'RUB',
                }
            },
        )
            .then(
                function(result)
                {
                    if (result.error())
                    {
                        console.error(result.error());
                    }
                    else
                    {
                        console.log(result.data());
                    }
                },
                function(error)
                {
                    console.info(error);
                }
            );
        
require_once('crest.php');
        
        $result = CRest::call(
            'sale.basketitem.add',
            [
                'fields' =>
                [
                    'orderId' => 5147,
                    'productId' => 0,
                    'name' => 'Test Product',
                    'quantity' => 2,
                    'basePrice' => 1000,
                    'price' => 900,
                    'discountPrice' => 100,
                    'customPrice' => 'Y',
                    'canBuy' => 'Y',
                    'weight' => 40,
                    'measureCode' => '768',
                    'measureName' => 'pcs',
                    'sort' => 400,
                    'xmlId' => 'BasketPositionId',
                    'dimensions' => 'a:3:{s:5:"WIDTH";i:244;s:6:"HEIGHT";i:100;s:6:"LENGTH";i:31;}',
                    'vatRate' => 10,
                    'vatIncluded' => 'Y',
                    'productXmlId' => 'ProductKey',
                    'currency' => 'RUB',
                ]
            ]
        );
        
        echo '<PRE>';
        print_r($result);
        echo '</PRE>';
        

Result

{
            "result": {
                "basketItem": {
                    "basePrice": 1000,
                    "canBuy": "Y",
                    "currency": "RUB",
                    "customPrice": "Y",
                    "dateInsert": "2024-04-23T18:51:28+02:00",
                    "dateUpdate": "2024-04-23T18:51:28+02:00",
                    "dimensions": "a:3:{s:5:\"WIDTH\";i:244;s:6:\"HEIGHT\";i:100;s:6:\"LENGTH\";i:31;}",
                    "discountPrice": 100,
                    "id": 6791,
                    "measureCode": "768",
                    "measureName": "pcs",
                    "name": "Test Product",
                    "orderId": 5147,
                    "price": 900,
                    "productId": 0,
                    "productXmlId": "ProductKey",
                    "properties": [],
                    "quantity": 2,
                    "reservations": [],
                    "sort": 400,
                    "vatIncluded": "Y",
                    "vatRate": 10,
                    "weight": 40,
                    "xmlId": "BasketPositionId"
                }
            },
            "total": 1,
            "time": {
                "start": 1713891087.689427,
                "finish": 1713891089.165652,
                "duration": 1.4762251377105713,
                "processing": 0.8683149814605713,
                "date_start": "2024-04-23T18:51:27+02:00",
                "date_finish": "2024-04-23T18:51:29+02:00",
                "operating": 0
            }
        }