const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({amount: 10000, reference: 'TXN1234567'})
};

fetch('https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

curl --request POST \
  --url https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "amount": 10000,
  "reference": "TXN1234567"
}
'

import requests

url = "https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer"

payload = {
    "amount": 10000,
    "reference": "TXN1234567"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const url = 'https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer';
const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({amount: 10000, reference: 'TXN1234567'})
};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://sandboxapi.me-cash.com/v1/virtual-account/simulate/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([
    'amount' => 10000,
    'reference' => 'TXN1234567'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "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;
}

HttpResponse<String> response = Unirest.post("https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer")
  .header("x-api-key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"amount\": 10000,\n  \"reference\": \"TXN1234567\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer")

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

request = Net::HTTP::Post.new(url)
request["x-api-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"amount\": 10000,\n  \"reference\": \"TXN1234567\"\n}"

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

import Foundation

let parameters = [
  "amount": 10000,
  "reference": "TXN1234567"
] as [String : Any?]

let postData = try JSONSerialization.data(withJSONObject: parameters, options: [])

let url = URL(string: "https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer")!
var request = URLRequest(url: url)
request.httpMethod = "POST"
request.timeoutInterval = 10
request.allHTTPHeaderFields = [
  "x-api-key": "<api-key>",
  "Content-Type": "application/json"
]
request.httpBody = postData

let (data, _) = try await URLSession.shared.data(for: request)
print(String(decoding: data, as: UTF8.self))

val client = OkHttpClient()

val mediaType = MediaType.parse("application/json")
val body = RequestBody.create(mediaType, "{\n  \"amount\": 10000,\n  \"reference\": \"TXN1234567\"\n}")
val request = Request.Builder()
  .url("https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer")
  .post(body)
  .addHeader("x-api-key", "<api-key>")
  .addHeader("Content-Type", "application/json")
  .build()

val response = client.newCall(request).execute()

false

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://sandboxapi.me-cash.com/v1/virtual-account/simulate/transfer"

	payload := strings.NewReader("{\n  \"amount\": 10000,\n  \"reference\": \"TXN1234567\"\n}")

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

	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))

}

{
  "status": "success",
  "message": "Virtual account funded successfully."
}

{
  "status": "error",
  "errorCode": "INVALID_PARAMETER",
  "message": "An error occurred."
}

{
  "status": "error",
  "errorCode": "UNAUTHORIZED",
  "message": "No valid API key provided."
}