curl --request POST \
  --url https://api.saber.money/api/v2/wallet/transaction/pool/buy \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <x-api-key>' \
  --header 'X-Request-Id: <x-request-id>' \
  --header 'X-Signature: <x-signature>' \
  --header 'X-Timestamp: <x-timestamp>' \
  --header 'X-User-Id: <x-user-id>' \
  --data '
{
  "from_currency": "EUR",
  "to_currency": "USDT",
  "from_amount": 12,
  "payment_method": "open_banking"
}
'

import requests

url = "https://api.saber.money/api/v2/wallet/transaction/pool/buy"

payload = {
    "from_currency": "EUR",
    "to_currency": "USDT",
    "from_amount": 12,
    "payment_method": "open_banking"
}
headers = {
    "X-Api-Key": "<x-api-key>",
    "X-Signature": "<x-signature>",
    "X-Timestamp": "<x-timestamp>",
    "X-Request-Id": "<x-request-id>",
    "X-User-Id": "<x-user-id>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'X-Api-Key': '<x-api-key>',
    'X-Signature': '<x-signature>',
    'X-Timestamp': '<x-timestamp>',
    'X-Request-Id': '<x-request-id>',
    'X-User-Id': '<x-user-id>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from_currency: 'EUR',
    to_currency: 'USDT',
    from_amount: 12,
    payment_method: 'open_banking'
  })
};

fetch('https://api.saber.money/api/v2/wallet/transaction/pool/buy', 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.saber.money/api/v2/wallet/transaction/pool/buy",
  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([
    'from_currency' => 'EUR',
    'to_currency' => 'USDT',
    'from_amount' => 12,
    'payment_method' => 'open_banking'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Api-Key: <x-api-key>",
    "X-Request-Id: <x-request-id>",
    "X-Signature: <x-signature>",
    "X-Timestamp: <x-timestamp>",
    "X-User-Id: <x-user-id>"
  ],
]);

$response = curl_exec($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.saber.money/api/v2/wallet/transaction/pool/buy"

	payload := strings.NewReader("{\n  \"from_currency\": \"EUR\",\n  \"to_currency\": \"USDT\",\n  \"from_amount\": 12,\n  \"payment_method\": \"open_banking\"\n}")

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

	req.Header.Add("X-Api-Key", "<x-api-key>")
	req.Header.Add("X-Signature", "<x-signature>")
	req.Header.Add("X-Timestamp", "<x-timestamp>")
	req.Header.Add("X-Request-Id", "<x-request-id>")
	req.Header.Add("X-User-Id", "<x-user-id>")
	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.saber.money/api/v2/wallet/transaction/pool/buy")
  .header("X-Api-Key", "<x-api-key>")
  .header("X-Signature", "<x-signature>")
  .header("X-Timestamp", "<x-timestamp>")
  .header("X-Request-Id", "<x-request-id>")
  .header("X-User-Id", "<x-user-id>")
  .header("Content-Type", "application/json")
  .body("{\n  \"from_currency\": \"EUR\",\n  \"to_currency\": \"USDT\",\n  \"from_amount\": 12,\n  \"payment_method\": \"open_banking\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.saber.money/api/v2/wallet/transaction/pool/buy")

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

request = Net::HTTP::Post.new(url)
request["X-Api-Key"] = '<x-api-key>'
request["X-Signature"] = '<x-signature>'
request["X-Timestamp"] = '<x-timestamp>'
request["X-Request-Id"] = '<x-request-id>'
request["X-User-Id"] = '<x-user-id>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"from_currency\": \"EUR\",\n  \"to_currency\": \"USDT\",\n  \"from_amount\": 12,\n  \"payment_method\": \"open_banking\"\n}"

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

{
  "success": true,
  "data": {
    "id": "019680e1-c74f-79b7-9a0b-cc316731bfd4",
    "transaction_type": "POOL_BUY",
    "status": "PROCESSING",
    "fiat_amount": 12,
    "crypto_amount": 13.01,
    "fiat_symbol": "EUR",
    "crypto_symbol": "USDT",
    "exchange_rate": 0.9223,
    "failure_code": "",
    "failure_desc": "",
    "created_at": 1774346040000,
    "_links": null,
    "redirect_url": "",
    "payment_intent": ""
  }
}

{
  "success": false,
  "errors": [
    {
      "code": 400,
      "text": "from_amount should be greater than 0"
    }
  ]
}

{
  "success": false,
  "errors": [
    {
      "code": 400,
      "text": "from_amount should be greater than 0"
    }
  ]
}

{
  "success": false,
  "errors": [
    {
      "code": 400,
      "text": "from_amount should be greater than 0"
    }
  ]
}