curl --request POST \
  --url https://api.sandbox.sudo.cards/accounts/transfer \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "debitAccountId": "<string>",
  "amount": 123,
  "creditAccountId": "<string>",
  "narration": "<string>",
  "paymentReference": "<string>"
}
'

import requests

url = "https://api.sandbox.sudo.cards/accounts/transfer"

payload = {
    "debitAccountId": "<string>",
    "amount": 123,
    "creditAccountId": "<string>",
    "narration": "<string>",
    "paymentReference": "<string>"
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    debitAccountId: '<string>',
    amount: 123,
    creditAccountId: '<string>',
    narration: '<string>',
    paymentReference: '<string>'
  })
};

fetch('https://api.sandbox.sudo.cards/accounts/transfer', 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.sandbox.sudo.cards/accounts/transfer",
  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([
    'debitAccountId' => '<string>',
    'amount' => 123,
    'creditAccountId' => '<string>',
    'narration' => '<string>',
    'paymentReference' => '<string>'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "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.sandbox.sudo.cards/accounts/transfer"

	payload := strings.NewReader("{\n  \"debitAccountId\": \"<string>\",\n  \"amount\": 123,\n  \"creditAccountId\": \"<string>\",\n  \"narration\": \"<string>\",\n  \"paymentReference\": \"<string>\"\n}")

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

	req.Header.Add("Authorization", "<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.sandbox.sudo.cards/accounts/transfer")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"debitAccountId\": \"<string>\",\n  \"amount\": 123,\n  \"creditAccountId\": \"<string>\",\n  \"narration\": \"<string>\",\n  \"paymentReference\": \"<string>\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sandbox.sudo.cards/accounts/transfer")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"debitAccountId\": \"<string>\",\n  \"amount\": 123,\n  \"creditAccountId\": \"<string>\",\n  \"narration\": \"<string>\",\n  \"paymentReference\": \"<string>\"\n}"

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

{
  "statusCode": 200,
  "responseCode": "00",
  "message": "Approved or completed successfully",
  "data": {
    "_id": "6a66fe4cd74ec1b35b2e9f11",
    "business": "696edb9889c90df3bcdbe067",
    "account": "6a0c36fca2fad1bab0723521",
    "paymentReference": "SudoHUSMC-6ff94679d2469",
    "currency": "USD",
    "type": "Outwards",
    "provider": "Sudo",
    "providerChannel": "Internal",
    "amount": 123,
    "fees": 0,
    "vat": 0,
    "stampDuty": 0,
    "exchangeRate": 1,
    "narration": "Sudo MasterCard Funding|SudoHUSMC-6ff94679d2469",
    "destination": {
      "currency": "USD",
      "amount": "123.00",
      "accountName": "Prince Muteh",
      "bankCode": "SudoHUSMC",
      "accountType": "Current",
      "accountNumber": "b9803bdc-5f40-47e2-b3f9-a447a4260cfe"
    },
    "status": "completed",
    "responseCode": "00",
    "responseMessage": "Approved or completed successfully",
    "isReversed": false,
    "isDeleted": false,
    "createdAt": "2026-07-27T06:44:28.233Z",
    "updatedAt": "2026-07-27T06:44:28.233Z",
    "__v": 0
  }
}

{
  "statusCode": 400,
  "message": "Insufficient funds.",
  "data": null
}

{
  "statusCode": 401,
  "message": "Unauthorized. Provide a valid API key in the Authorization header.",
  "data": null
}