curl --request POST \
  --url https://api.nomba.com/v1/global-payout/money/convert \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --header 'accountId: <accountid>' \
  --data '
{
  "amount": 15,
  "currency": "USD",
  "destinationCurrency": "EUR",
  "transactionType": "EXCHANGE"
}
'

import requests

url = "https://api.nomba.com/v1/global-payout/money/convert"

payload = {
    "amount": 15,
    "currency": "USD",
    "destinationCurrency": "EUR",
    "transactionType": "EXCHANGE"
}
headers = {
    "Authorization": "<authorization>",
    "accountId": "<accountid>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    Authorization: '<authorization>',
    accountId: '<accountid>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    amount: 15,
    currency: 'USD',
    destinationCurrency: 'EUR',
    transactionType: 'EXCHANGE'
  })
};

fetch('https://api.nomba.com/v1/global-payout/money/convert', 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.nomba.com/v1/global-payout/money/convert",
  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' => 15,
    'currency' => 'USD',
    'destinationCurrency' => 'EUR',
    'transactionType' => 'EXCHANGE'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: application/json",
    "accountId: <accountid>"
  ],
]);

$response = curl_exec($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.nomba.com/v1/global-payout/money/convert"

	payload := strings.NewReader("{\n  \"amount\": 15,\n  \"currency\": \"USD\",\n  \"destinationCurrency\": \"EUR\",\n  \"transactionType\": \"EXCHANGE\"\n}")

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

	req.Header.Add("Authorization", "<authorization>")
	req.Header.Add("accountId", "<accountid>")
	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.nomba.com/v1/global-payout/money/convert")
  .header("Authorization", "<authorization>")
  .header("accountId", "<accountid>")
  .header("Content-Type", "application/json")
  .body("{\n  \"amount\": 15,\n  \"currency\": \"USD\",\n  \"destinationCurrency\": \"EUR\",\n  \"transactionType\": \"EXCHANGE\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.nomba.com/v1/global-payout/money/convert")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<authorization>'
request["accountId"] = '<accountid>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"amount\": 15,\n  \"currency\": \"USD\",\n  \"destinationCurrency\": \"EUR\",\n  \"transactionType\": \"EXCHANGE\"\n}"

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

{
  "code": "00",
  "description": "Successful",
  "data": {
    "fromAmount": 15,
    "fromCurrency": "USD",
    "fromFormatted": "$15.00",
    "toAmount": 13.04,
    "toCurrency": "EUR",
    "toFormatted": "13,04 €",
    "spreadAmount": 0.12,
    "spreadCurrency": "EUR",
    "exchangeRateId": "01kkk4b7rh8pcvtw1s1nxs144s",
    "currencyPairName": "EUR/USD",
    "feeAmount": 0,
    "feeCurrency": "USD"
  }
}