curl --request POST \
  --url https://sync2books-compliance-api.apps.kintro.money/v1/sales \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "traderInvoiceNumber": "INV-2026-0001",
  "saleDate": "2026-10-02",
  "lines": [
    {
      "itemId": "itm_example_1",
      "quantity": 2,
      "unitPrice": 3500
    }
  ],
  "customer": {
    "name": "Example Customer Ltd",
    "pin": "P000000000X"
  },
  "paymentTypeCode": "01"
}
'

import requests

url = "https://sync2books-compliance-api.apps.kintro.money/v1/sales"

payload = {
    "traderInvoiceNumber": "INV-2026-0001",
    "saleDate": "2026-10-02",
    "lines": [
        {
            "itemId": "itm_example_1",
            "quantity": 2,
            "unitPrice": 3500
        }
    ],
    "customer": {
        "name": "Example Customer Ltd",
        "pin": "P000000000X"
    },
    "paymentTypeCode": "01"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    traderInvoiceNumber: 'INV-2026-0001',
    saleDate: '2026-10-02',
    lines: [{itemId: 'itm_example_1', quantity: 2, unitPrice: 3500}],
    customer: {name: 'Example Customer Ltd', pin: 'P000000000X'},
    paymentTypeCode: '01'
  })
};

fetch('https://sync2books-compliance-api.apps.kintro.money/v1/sales', 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://sync2books-compliance-api.apps.kintro.money/v1/sales",
  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([
    'traderInvoiceNumber' => 'INV-2026-0001',
    'saleDate' => '2026-10-02',
    'lines' => [
        [
                'itemId' => 'itm_example_1',
                'quantity' => 2,
                'unitPrice' => 3500
        ]
    ],
    'customer' => [
        'name' => 'Example Customer Ltd',
        'pin' => 'P000000000X'
    ],
    'paymentTypeCode' => '01'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-api-key: <api-key>"
  ],
]);

$response = curl_exec($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://sync2books-compliance-api.apps.kintro.money/v1/sales"

	payload := strings.NewReader("{\n  \"traderInvoiceNumber\": \"INV-2026-0001\",\n  \"saleDate\": \"2026-10-02\",\n  \"lines\": [\n    {\n      \"itemId\": \"itm_example_1\",\n      \"quantity\": 2,\n      \"unitPrice\": 3500\n    }\n  ],\n  \"customer\": {\n    \"name\": \"Example Customer Ltd\",\n    \"pin\": \"P000000000X\"\n  },\n  \"paymentTypeCode\": \"01\"\n}")

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

	req.Header.Add("x-api-key", "<api-key>")
	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://sync2books-compliance-api.apps.kintro.money/v1/sales")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"traderInvoiceNumber\": \"INV-2026-0001\",\n  \"saleDate\": \"2026-10-02\",\n  \"lines\": [\n    {\n      \"itemId\": \"itm_example_1\",\n      \"quantity\": 2,\n      \"unitPrice\": 3500\n    }\n  ],\n  \"customer\": {\n    \"name\": \"Example Customer Ltd\",\n    \"pin\": \"P000000000X\"\n  },\n  \"paymentTypeCode\": \"01\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sync2books-compliance-api.apps.kintro.money/v1/sales")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"traderInvoiceNumber\": \"INV-2026-0001\",\n  \"saleDate\": \"2026-10-02\",\n  \"lines\": [\n    {\n      \"itemId\": \"itm_example_1\",\n      \"quantity\": 2,\n      \"unitPrice\": 3500\n    }\n  ],\n  \"customer\": {\n    \"name\": \"Example Customer Ltd\",\n    \"pin\": \"P000000000X\"\n  },\n  \"paymentTypeCode\": \"01\"\n}"

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