curl --request POST \
  --url https://api.rexmfbank.com/baas/api/v1/services/bills-payment/airtime \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'Idempotency-Key: <idempotency-key>' \
  --data '
{
  "phone": "08012345678",
  "amount": 1000,
  "network": "mtn",
  "customer_reference": "customer-123"
}
'

import requests

url = "https://api.rexmfbank.com/baas/api/v1/services/bills-payment/airtime"

payload = {
    "phone": "08012345678",
    "amount": 1000,
    "network": "mtn",
    "customer_reference": "customer-123"
}
headers = {
    "Idempotency-Key": "<idempotency-key>",
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'Idempotency-Key': '<idempotency-key>',
    Authorization: 'Bearer <token>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    phone: '08012345678',
    amount: 1000,
    network: 'mtn',
    customer_reference: 'customer-123'
  })
};

fetch('https://api.rexmfbank.com/baas/api/v1/services/bills-payment/airtime', 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.rexmfbank.com/baas/api/v1/services/bills-payment/airtime",
  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([
    'phone' => '08012345678',
    'amount' => 1000,
    'network' => 'mtn',
    'customer_reference' => 'customer-123'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json",
    "Idempotency-Key: <idempotency-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.rexmfbank.com/baas/api/v1/services/bills-payment/airtime"

	payload := strings.NewReader("{\n  \"phone\": \"08012345678\",\n  \"amount\": 1000,\n  \"network\": \"mtn\",\n  \"customer_reference\": \"customer-123\"\n}")

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

	req.Header.Add("Idempotency-Key", "<idempotency-key>")
	req.Header.Add("Authorization", "Bearer <token>")
	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.rexmfbank.com/baas/api/v1/services/bills-payment/airtime")
  .header("Idempotency-Key", "<idempotency-key>")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"phone\": \"08012345678\",\n  \"amount\": 1000,\n  \"network\": \"mtn\",\n  \"customer_reference\": \"customer-123\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.rexmfbank.com/baas/api/v1/services/bills-payment/airtime")

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

request = Net::HTTP::Post.new(url)
request["Idempotency-Key"] = '<idempotency-key>'
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"phone\": \"08012345678\",\n  \"amount\": 1000,\n  \"network\": \"mtn\",\n  \"customer_reference\": \"customer-123\"\n}"

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

{
  "status": "success",
  "message": "Airtime purchased successfully.",
  "data": {
    "id": "101",
    "company_id": "28",
    "master_savings_id": "55",
    "bill_type": "airtime",
    "direction": "debit",
    "amount": "1000.00",
    "fee_amount": "0.00",
    "balance_after": "49000.00",
    "reference": "PROVIDER-REFERENCE",
    "status": "successful",
    "narration": "BaaS bills-payment: airtime for 08012345678 (MTN)",
    "savings_transaction_id": "9001",
    "meta": {}
  }
}