curl --request POST \
  --url https://api.spirii.com/v2/voucher-groups \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Premium Voucher Group",
  "pricing": {
    "type": "tariff",
    "tariffId": "2606f342-2c3e-4f7b-9034-dbaac5e62c82"
  },
  "customerId": 2001,
  "notes": "This is a comment."
}
'

import requests

url = "https://api.spirii.com/v2/voucher-groups"

payload = {
    "name": "Premium Voucher Group",
    "pricing": {
        "type": "tariff",
        "tariffId": "2606f342-2c3e-4f7b-9034-dbaac5e62c82"
    },
    "customerId": 2001,
    "notes": "This is a comment."
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'Premium Voucher Group',
    pricing: {type: 'tariff', tariffId: '2606f342-2c3e-4f7b-9034-dbaac5e62c82'},
    customerId: 2001,
    notes: 'This is a comment.'
  })
};

fetch('https://api.spirii.com/v2/voucher-groups', 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/v2/voucher-groups",
  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([
    'name' => 'Premium Voucher Group',
    'pricing' => [
        'type' => 'tariff',
        'tariffId' => '2606f342-2c3e-4f7b-9034-dbaac5e62c82'
    ],
    'customerId' => 2001,
    'notes' => 'This is a comment.'
  ]),
  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/v2/voucher-groups"

	payload := strings.NewReader("{\n  \"name\": \"Premium Voucher Group\",\n  \"pricing\": {\n    \"type\": \"tariff\",\n    \"tariffId\": \"2606f342-2c3e-4f7b-9034-dbaac5e62c82\"\n  },\n  \"customerId\": 2001,\n  \"notes\": \"This is a comment.\"\n}")

	req, _ := http.NewRequest("POST", 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.post("https://api.spirii.com/v2/voucher-groups")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"Premium Voucher Group\",\n  \"pricing\": {\n    \"type\": \"tariff\",\n    \"tariffId\": \"2606f342-2c3e-4f7b-9034-dbaac5e62c82\"\n  },\n  \"customerId\": 2001,\n  \"notes\": \"This is a comment.\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.spirii.com/v2/voucher-groups")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"Premium Voucher Group\",\n  \"pricing\": {\n    \"type\": \"tariff\",\n    \"tariffId\": \"2606f342-2c3e-4f7b-9034-dbaac5e62c82\"\n  },\n  \"customerId\": 2001,\n  \"notes\": \"This is a comment.\"\n}"

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

{
  "id": 1,
  "name": "Premium Voucher Group",
  "pricing": {
    "type": "tariff",
    "tariffId": "2606f342-2c3e-4f7b-9034-dbaac5e62c82"
  },
  "createdAt": "2025-06-03T12:00:00.000Z",
  "updatedAt": "2025-06-03T12:00:00.000Z",
  "customerId": 123,
  "notes": "This is a comment.",
  "deletedAt": "2023-11-07T05:31:56Z"
}