curl --request POST \
  --url https://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno"

headers = {"Authorization": "Bearer <token>"}

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

print(response.text)

const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};

fetch('https://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno', 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://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{tenant}.stamp.eu/rest/eau/requests/{eauRequest}/storno")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "data": {
    "id": "<string>",
    "employee_id": "<string>",
    "leave_request_id": "<string>",
    "status": "<string>",
    "health_insurance_company_number": "<string>",
    "absence_start": "<string>",
    "reference": "<string>",
    "record_id": "<string>",
    "is_cancellable": true,
    "cancelled_request_id": "<string>",
    "sent_at": "<string>",
    "created_at": "<string>",
    "snapshot": {
      "first_name": "<string>",
      "last_name": "<string>",
      "birth_date": "<string>",
      "birth_name": "<string>",
      "birth_place": "<string>",
      "insurance_number": "<string>"
    },
    "employee_name": "<string>",
    "confirmed_absence": {
      "from": "<string>",
      "until": "<string>",
      "determined_at": "<string>",
      "recorded_from": "<string>",
      "recorded_until": "<string>"
    },
    "latest_response": {
      "id": "<string>",
      "code": "<string>",
      "label": "<string>",
      "is_interim": true,
      "is_cancellation": true,
      "valid": true,
      "nachweis_from": "<string>",
      "nachweis_until": "<string>",
      "nachweis_until_expected": true,
      "received_at": "<string>",
      "invalidated_at": "<string>"
    },
    "responses": "<string>"
  }
}

{
  "message": "<string>"
}

{
  "message": "<string>"
}

{
  "message": ""
}