curl --request PUT \
  --url https://api.spirii.com/voucher-groups/{id} \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "4545",
  "notes": "Voucher group notes",
  "perKwh": 3,
  "currency": "DKK",
  "isSpotPriceBased": false,
  "spotPriceMargin": 26,
  "spotPriceMarginPct": 10,
  "spotPriceMinimum": 24
}
'

import requests

url = "https://api.spirii.com/voucher-groups/{id}"

payload = {
    "name": "4545",
    "notes": "Voucher group notes",
    "perKwh": 3,
    "currency": "DKK",
    "isSpotPriceBased": False,
    "spotPriceMargin": 26,
    "spotPriceMarginPct": 10,
    "spotPriceMinimum": 24
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: '4545',
    notes: 'Voucher group notes',
    perKwh: 3,
    currency: 'DKK',
    isSpotPriceBased: false,
    spotPriceMargin: 26,
    spotPriceMarginPct: 10,
    spotPriceMinimum: 24
  })
};

fetch('https://api.spirii.com/voucher-groups/{id}', 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.spirii.com/voucher-groups/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'name' => '4545',
    'notes' => 'Voucher group notes',
    'perKwh' => 3,
    'currency' => 'DKK',
    'isSpotPriceBased' => false,
    'spotPriceMargin' => 26,
    'spotPriceMarginPct' => 10,
    'spotPriceMinimum' => 24
  ]),
  CURLOPT_HTTPHEADER => [
    "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.spirii.com/voucher-groups/{id}"

	payload := strings.NewReader("{\n  \"name\": \"4545\",\n  \"notes\": \"Voucher group notes\",\n  \"perKwh\": 3,\n  \"currency\": \"DKK\",\n  \"isSpotPriceBased\": false,\n  \"spotPriceMargin\": 26,\n  \"spotPriceMarginPct\": 10,\n  \"spotPriceMinimum\": 24\n}")

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

	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.put("https://api.spirii.com/voucher-groups/{id}")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"4545\",\n  \"notes\": \"Voucher group notes\",\n  \"perKwh\": 3,\n  \"currency\": \"DKK\",\n  \"isSpotPriceBased\": false,\n  \"spotPriceMargin\": 26,\n  \"spotPriceMarginPct\": 10,\n  \"spotPriceMinimum\": 24\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.spirii.com/voucher-groups/{id}")

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

request = Net::HTTP::Put.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"4545\",\n  \"notes\": \"Voucher group notes\",\n  \"perKwh\": 3,\n  \"currency\": \"DKK\",\n  \"isSpotPriceBased\": false,\n  \"spotPriceMargin\": 26,\n  \"spotPriceMarginPct\": 10,\n  \"spotPriceMinimum\": 24\n}"

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

{
  "id": 24,
  "name": "AKB2022",
  "perKwh": 2.5,
  "currency": "DKK",
  "isSpotPriceBased": false,
  "spotPriceMargin": null,
  "spotPriceMarginPct": null,
  "spotPriceMinimum": 0.5,
  "createdAt": "2021-01-07T09:21:43.000Z",
  "updatedAt": "2022-11-07T05:56:18.000Z",
  "voucherCount": 1
}

{
  "error": {
    "message": "Querystring parameter `id` is not allowed",
    "statusCode": 400,
    "code": "QueryParamNotAllowed"
  }
}

{
  "error": {
    "message": "Something went wroing, try again later",
    "statusCode": 500
  }
}