curl --request GET \
  --url https://api.maesn.dev/accounting/expenses/{expenseId} \
  --header 'X-ACCOUNT-KEY: <x-account-key>' \
  --header 'X-API-KEY: <x-api-key>'

import requests

url = "https://api.maesn.dev/accounting/expenses/{expenseId}"

headers = {
    "X-API-KEY": "<x-api-key>",
    "X-ACCOUNT-KEY": "<x-account-key>"
}

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

print(response.text)

const options = {
  method: 'GET',
  headers: {'X-API-KEY': '<x-api-key>', 'X-ACCOUNT-KEY': '<x-account-key>'}
};

fetch('https://api.maesn.dev/accounting/expenses/{expenseId}', 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.maesn.dev/accounting/expenses/{expenseId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "X-ACCOUNT-KEY: <x-account-key>",
    "X-API-KEY: <x-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"
	"net/http"
	"io"
)

func main() {

	url := "https://api.maesn.dev/accounting/expenses/{expenseId}"

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

	req.Header.Add("X-API-KEY", "<x-api-key>")
	req.Header.Add("X-ACCOUNT-KEY", "<x-account-key>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.maesn.dev/accounting/expenses/{expenseId}")
  .header("X-API-KEY", "<x-api-key>")
  .header("X-ACCOUNT-KEY", "<x-account-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.maesn.dev/accounting/expenses/{expenseId}")

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

request = Net::HTTP::Get.new(url)
request["X-API-KEY"] = '<x-api-key>'
request["X-ACCOUNT-KEY"] = '<x-account-key>'

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

{
  "meta": {
    "warnings": [
      "Field not used by target system"
    ],
    "pagination": {
      "total": 125,
      "perPage": 50,
      "currentPage": 1,
      "totalPages": 3
    }
  },
  "data": [
    {
      "id": "9dea18d2-748e-4bda-9f4c-02b08a9622cd",
      "accountCode ": "200",
      "accountId ": "6527a18d2-748e-4bda-9f4c-02b08a9622cd",
      "accountNumber ": 70000,
      "createdDate": "2025-07-15T00:00:00Z",
      "currency": "EUR",
      "customerId": "8a32de4f-55cc-4962-b000-a2a20662b821",
      "description": "Expense_07/25 for business trip",
      "documentId": "c77fbedb-1ff3-4fed-8716-4d3e3fc85ccf",
      "exchangeRate": "1",
      "expenseLines": [
        {
          "id": "b9dade6b-2b69-42c9-bcd4-841960f6cd9f",
          "accountCode": "200",
          "accountId": "56dec6c2-b14c-43ea-87bb-cc67b0ba2545",
          "accountNumber": 4900,
          "createdDate ": "2025-07-15T00:00:00Z",
          "currency": "EUR",
          "description": "Gasoline for business trip",
          "dimensions": [
            {
              "id": "efa82f42-fd85-11e1-a21f-0800200c9a33",
              "categoryName": "CostCenter",
              "name": "Material/Waren"
            }
          ],
          "documentNumber": "EXP-12345",
          "exchangeRate": 1,
          "itemId": "9fc4f3a2-5b8e-4d1b-8a0c-9f6e7d2f3e4b",
          "taxRate": {
            "id": "1895b05b-38a6-4a6a-9653-166389894350",
            "code": "03",
            "name": "Tax19",
            "taxRatePercentage": "19"
          },
          "totalGrossAmount": 119,
          "totalNetAmount": 100,
          "updatedDate": "2025-07-15T00:00:00Z"
        }
      ],
      "files": [
        "file1.pdf"
      ],
      "journalCode": "60",
      "ledgerName": "Payroll",
      "note": "Gasoline for business trip",
      "paymentTermId": "d2f3e4b5-6a7b-8c9d-0e1f-2g3h4i5j6k7l",
      "paymentType": "CASH",
      "supplierId": "52c049b9-91b7-4828-b346-e1eeadfa31dd",
      "taskId ": "ADB4457839PXTC2220",
      "type": "EXPENSE",
      "totalGrossAmount": 119,
      "totalNetAmount": 100,
      "totalTaxAmount": 19,
      "transactionDate": "2025-07-15T00:00:00Z",
      "updatedDate": "2025-07-15T00:00:00Z"
    }
  ]
}