curl --request POST \
  --url https://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "tracking_number": "3SABCD1234567",
  "items": [
    {
      "description": "T-Shirt",
      "quantity": 3,
      "unit_price": 19.95
    },
    {
      "description": "Pants",
      "quantity": 1,
      "unit_price": 45
    }
  ],
  "currency_code": "EUR",
  "tax_rate": 21
}
'

import requests

url = "https://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice"

payload = {
    "tracking_number": "3SABCD1234567",
    "items": [
        {
            "description": "T-Shirt",
            "quantity": 3,
            "unit_price": 19.95
        },
        {
            "description": "Pants",
            "quantity": 1,
            "unit_price": 45
        }
    ],
    "currency_code": "EUR",
    "tax_rate": 21
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    tracking_number: '3SABCD1234567',
    items: [
      {description: 'T-Shirt', quantity: 3, unit_price: 19.95},
      {description: 'Pants', quantity: 1, unit_price: 45}
    ],
    currency_code: 'EUR',
    tax_rate: 21
  })
};

fetch('https://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice', 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://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice",
  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([
    'tracking_number' => '3SABCD1234567',
    'items' => [
        [
                'description' => 'T-Shirt',
                'quantity' => 3,
                'unit_price' => 19.95
        ],
        [
                'description' => 'Pants',
                'quantity' => 1,
                'unit_price' => 45
        ]
    ],
    'currency_code' => 'EUR',
    'tax_rate' => 21
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($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://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice"

	payload := strings.NewReader("{\n  \"tracking_number\": \"3SABCD1234567\",\n  \"items\": [\n    {\n      \"description\": \"T-Shirt\",\n      \"quantity\": 3,\n      \"unit_price\": 19.95\n    },\n    {\n      \"description\": \"Pants\",\n      \"quantity\": 1,\n      \"unit_price\": 45\n    }\n  ],\n  \"currency_code\": \"EUR\",\n  \"tax_rate\": 21\n}")

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

	req.Header.Add("Authorization", "Basic <encoded-value>")
	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://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"tracking_number\": \"3SABCD1234567\",\n  \"items\": [\n    {\n      \"description\": \"T-Shirt\",\n      \"quantity\": 3,\n      \"unit_price\": 19.95\n    },\n    {\n      \"description\": \"Pants\",\n      \"quantity\": 1,\n      \"unit_price\": 45\n    }\n  ],\n  \"currency_code\": \"EUR\",\n  \"tax_rate\": 21\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://panel.sendcloud.sc/api/v3/dsf/documents/generate/invoice")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"tracking_number\": \"3SABCD1234567\",\n  \"items\": [\n    {\n      \"description\": \"T-Shirt\",\n      \"quantity\": 3,\n      \"unit_price\": 19.95\n    },\n    {\n      \"description\": \"Pants\",\n      \"quantity\": 1,\n      \"unit_price\": 45\n    }\n  ],\n  \"currency_code\": \"EUR\",\n  \"tax_rate\": 21\n}"

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