curl --request POST \
  --url https://api.leanpay.fr/v1/public/invoices/batch \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "invoices": [
    {
      "clientId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "reference": "<string>",
      "amount": 1,
      "netAmount": 1,
      "issueDate": "2023-12-25",
      "dueDate": "2023-12-25",
      "externalId": "<string>",
      "sentDate": "2023-12-25"
    }
  ]
}
'

import requests

url = "https://api.leanpay.fr/v1/public/invoices/batch"

payload = { "invoices": [
        {
            "clientId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "reference": "<string>",
            "amount": 1,
            "netAmount": 1,
            "issueDate": "2023-12-25",
            "dueDate": "2023-12-25",
            "externalId": "<string>",
            "sentDate": "2023-12-25"
        }
    ] }
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    invoices: [
      {
        clientId: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        reference: '<string>',
        amount: 1,
        netAmount: 1,
        issueDate: '2023-12-25',
        dueDate: '2023-12-25',
        externalId: '<string>',
        sentDate: '2023-12-25'
      }
    ]
  })
};

fetch('https://api.leanpay.fr/v1/public/invoices/batch', 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.leanpay.fr/v1/public/invoices/batch",
  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([
    'invoices' => [
        [
                'clientId' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
                'reference' => '<string>',
                'amount' => 1,
                'netAmount' => 1,
                'issueDate' => '2023-12-25',
                'dueDate' => '2023-12-25',
                'externalId' => '<string>',
                'sentDate' => '2023-12-25'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "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://api.leanpay.fr/v1/public/invoices/batch"

	payload := strings.NewReader("{\n  \"invoices\": [\n    {\n      \"clientId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"reference\": \"<string>\",\n      \"amount\": 1,\n      \"netAmount\": 1,\n      \"issueDate\": \"2023-12-25\",\n      \"dueDate\": \"2023-12-25\",\n      \"externalId\": \"<string>\",\n      \"sentDate\": \"2023-12-25\"\n    }\n  ]\n}")

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

	req.Header.Add("Authorization", "<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://api.leanpay.fr/v1/public/invoices/batch")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"invoices\": [\n    {\n      \"clientId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"reference\": \"<string>\",\n      \"amount\": 1,\n      \"netAmount\": 1,\n      \"issueDate\": \"2023-12-25\",\n      \"dueDate\": \"2023-12-25\",\n      \"externalId\": \"<string>\",\n      \"sentDate\": \"2023-12-25\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.leanpay.fr/v1/public/invoices/batch")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"invoices\": [\n    {\n      \"clientId\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n      \"reference\": \"<string>\",\n      \"amount\": 1,\n      \"netAmount\": 1,\n      \"issueDate\": \"2023-12-25\",\n      \"dueDate\": \"2023-12-25\",\n      \"externalId\": \"<string>\",\n      \"sentDate\": \"2023-12-25\"\n    }\n  ]\n}"

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

{
  "data": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "tenantId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "clientId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "externalId": "<string>",
      "reference": "<string>",
      "amount": 123,
      "remainingAmount": 123,
      "paidAmount": 123,
      "offsetAmount": 123,
      "sentDate": "2023-11-07T05:31:56Z",
      "issueDate": "2023-11-07T05:31:56Z",
      "dueDate": "2023-11-07T05:31:56Z",
      "upcomingPaymentDate": "2023-11-07T05:31:56Z",
      "dueDates": [
        {
          "dueDate": "2023-11-07T05:31:56Z",
          "currency": "<string>",
          "amount": 1,
          "defaultCurrencyAmount": 1
        }
      ],
      "payments": [
        {
          "date": "2023-11-07T05:31:56Z",
          "amount": 1,
          "defaultCurrencyAmount": 1,
          "externalId": "<string>"
        }
      ],
      "creditNoteLinks": [
        {
          "date": "2023-11-07T05:31:56Z",
          "amount": 1,
          "defaultCurrencyAmount": 1,
          "externalId": "<string>",
          "creditNote": {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "externalId": "<string>"
          }
        }
      ],
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ]
}