curl --request POST \
  --url https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'x-tenant-id: <x-tenant-id>' \
  --data '
[
  {
    "quantity": 123,
    "itemId": "b45f6432-2462-4c6f-b00f-1d9d01000000",
    "name": "<string>",
    "sKU": "<string>",
    "salesUnit": "<string>",
    "salesPriceNet": 123,
    "salesPriceGross": 123,
    "discount": 123,
    "purchasePriceNet": 123,
    "taxRate": 123,
    "notice": "<string>"
  }
]
'

import requests

url = "https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items"

payload = [
    {
        "quantity": 123,
        "itemId": "b45f6432-2462-4c6f-b00f-1d9d01000000",
        "name": "<string>",
        "sKU": "<string>",
        "salesUnit": "<string>",
        "salesPriceNet": 123,
        "salesPriceGross": 123,
        "discount": 123,
        "purchasePriceNet": 123,
        "taxRate": 123,
        "notice": "<string>"
    }
]
headers = {
    "x-tenant-id": "<x-tenant-id>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'x-tenant-id': '<x-tenant-id>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify([
    {
      quantity: 123,
      itemId: 'b45f6432-2462-4c6f-b00f-1d9d01000000',
      name: '<string>',
      sKU: '<string>',
      salesUnit: '<string>',
      salesPriceNet: 123,
      salesPriceGross: 123,
      discount: 123,
      purchasePriceNet: 123,
      taxRate: 123,
      notice: '<string>'
    }
  ])
};

fetch('https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    [
        'quantity' => 123,
        'itemId' => 'b45f6432-2462-4c6f-b00f-1d9d01000000',
        'name' => '<string>',
        'sKU' => '<string>',
        'salesUnit' => '<string>',
        'salesPriceNet' => 123,
        'salesPriceGross' => 123,
        'discount' => 123,
        'purchasePriceNet' => 123,
        'taxRate' => 123,
        'notice' => '<string>'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "x-tenant-id: <x-tenant-id>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items"

	payload := strings.NewReader("[\n  {\n    \"quantity\": 123,\n    \"itemId\": \"b45f6432-2462-4c6f-b00f-1d9d01000000\",\n    \"name\": \"<string>\",\n    \"sKU\": \"<string>\",\n    \"salesUnit\": \"<string>\",\n    \"salesPriceNet\": 123,\n    \"salesPriceGross\": 123,\n    \"discount\": 123,\n    \"purchasePriceNet\": 123,\n    \"taxRate\": 123,\n    \"notice\": \"<string>\"\n  }\n]")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-tenant-id", "<x-tenant-id>")
	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items")
  .header("x-tenant-id", "<x-tenant-id>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("[\n  {\n    \"quantity\": 123,\n    \"itemId\": \"b45f6432-2462-4c6f-b00f-1d9d01000000\",\n    \"name\": \"<string>\",\n    \"sKU\": \"<string>\",\n    \"salesUnit\": \"<string>\",\n    \"salesPriceNet\": 123,\n    \"salesPriceGross\": 123,\n    \"discount\": 123,\n    \"purchasePriceNet\": 123,\n    \"taxRate\": 123,\n    \"notice\": \"<string>\"\n  }\n]")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.jtl-cloud.com/erp/v2/sales-orders/{salesOrderId}/line-items")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["x-tenant-id"] = '<x-tenant-id>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "[\n  {\n    \"quantity\": 123,\n    \"itemId\": \"b45f6432-2462-4c6f-b00f-1d9d01000000\",\n    \"name\": \"<string>\",\n    \"sKU\": \"<string>\",\n    \"salesUnit\": \"<string>\",\n    \"salesPriceNet\": 123,\n    \"salesPriceGross\": 123,\n    \"discount\": 123,\n    \"purchasePriceNet\": 123,\n    \"taxRate\": 123,\n    \"notice\": \"<string>\"\n  }\n]"

response = http.request(request)
puts response.read_body

[
  {
    "id": "b45f6432-2462-4c6f-b00f-1d9d01000000",
    "salesOrderId": "b45f6432-2462-4c6f-b00f-1d9d01000000",
    "itemId": "b45f6432-2462-4c6f-b00f-1d9d01000000",
    "name": "<string>",
    "sKU": "<string>",
    "quantity": 123,
    "quantityDelivered": 123,
    "quantityReturned": 123,
    "salesUnit": "<string>",
    "salesPriceNet": 123,
    "salesPriceGross": 123,
    "discount": 123,
    "purchasePriceNet": 123,
    "taxRate": 123,
    "notice": "<string>"
  }
]

{
  "errorCode": "<string>",
  "validationErrors": {},
  "errors": {},
  "errorMessage": "<string>",
  "stacktrace": "<string>"
}