curl --request POST \
  --url https://api.example.com/v1/payment-links \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: <idempotency-key>' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "amount": "12.34",
  "currency": "EUR",
  "description": "Order payment",
  "expiresAt": "2023-11-07T05:31:56Z",
  "failureUrl": "https://shop.example.com/failure",
  "maxUses": 500000.5,
  "metadata": {},
  "reusable": false,
  "successUrl": "https://shop.example.com/success"
}
'

import requests

url = "https://api.example.com/v1/payment-links"

payload = {
    "amount": "12.34",
    "currency": "EUR",
    "description": "Order payment",
    "expiresAt": "2023-11-07T05:31:56Z",
    "failureUrl": "https://shop.example.com/failure",
    "maxUses": 500000.5,
    "metadata": {},
    "reusable": False,
    "successUrl": "https://shop.example.com/success"
}
headers = {
    "Idempotency-Key": "<idempotency-key>",
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'Idempotency-Key': '<idempotency-key>',
    'x-api-key': '<api-key>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    amount: '12.34',
    currency: 'EUR',
    description: 'Order payment',
    expiresAt: '2023-11-07T05:31:56Z',
    failureUrl: 'https://shop.example.com/failure',
    maxUses: 500000.5,
    metadata: {},
    reusable: false,
    successUrl: 'https://shop.example.com/success'
  })
};

fetch('https://api.example.com/v1/payment-links', 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.example.com/v1/payment-links",
  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([
    'amount' => '12.34',
    'currency' => 'EUR',
    'description' => 'Order payment',
    'expiresAt' => '2023-11-07T05:31:56Z',
    'failureUrl' => 'https://shop.example.com/failure',
    'maxUses' => 500000.5,
    'metadata' => [
        
    ],
    'reusable' => false,
    'successUrl' => 'https://shop.example.com/success'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "Idempotency-Key: <idempotency-key>",
    "x-api-key: <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"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.example.com/v1/payment-links"

	payload := strings.NewReader("{\n  \"amount\": \"12.34\",\n  \"currency\": \"EUR\",\n  \"description\": \"Order payment\",\n  \"expiresAt\": \"2023-11-07T05:31:56Z\",\n  \"failureUrl\": \"https://shop.example.com/failure\",\n  \"maxUses\": 500000.5,\n  \"metadata\": {},\n  \"reusable\": false,\n  \"successUrl\": \"https://shop.example.com/success\"\n}")

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

	req.Header.Add("Idempotency-Key", "<idempotency-key>")
	req.Header.Add("x-api-key", "<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.example.com/v1/payment-links")
  .header("Idempotency-Key", "<idempotency-key>")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"amount\": \"12.34\",\n  \"currency\": \"EUR\",\n  \"description\": \"Order payment\",\n  \"expiresAt\": \"2023-11-07T05:31:56Z\",\n  \"failureUrl\": \"https://shop.example.com/failure\",\n  \"maxUses\": 500000.5,\n  \"metadata\": {},\n  \"reusable\": false,\n  \"successUrl\": \"https://shop.example.com/success\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/v1/payment-links")

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

request = Net::HTTP::Post.new(url)
request["Idempotency-Key"] = '<idempotency-key>'
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"amount\": \"12.34\",\n  \"currency\": \"EUR\",\n  \"description\": \"Order payment\",\n  \"expiresAt\": \"2023-11-07T05:31:56Z\",\n  \"failureUrl\": \"https://shop.example.com/failure\",\n  \"maxUses\": 500000.5,\n  \"metadata\": {},\n  \"reusable\": false,\n  \"successUrl\": \"https://shop.example.com/success\"\n}"

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