One API for every bill payment

# Buy ₦2,000 MTN airtime
curl -X POST https://api.paybeta.ng/v2/airtime/purchase \
  -H "P-API-KEY: YOUR_SECRET_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "service": "mtn_vtu",
    "phoneNumber": "08068539220",
    "amount": 2000,
    "reference": "1714747864"
  }'

// Buy ₦2,000 MTN airtime (Laravel HTTP client)
$response = Http::withHeaders([
    'P-API-KEY' => env('PAYBETA_SECRET_KEY'),
])->post('https://api.paybeta.ng/v2/airtime/purchase', [
    'service'     => 'mtn_vtu',
    'phoneNumber' => '08068539220',
    'amount'      => 2000,
    'reference'   => '1714747864',
]);

// Buy ₦2,000 MTN airtime
const res = await fetch('https://api.paybeta.ng/v2/airtime/purchase', {
  method: 'POST',
  headers: {
    'P-API-KEY': process.env.PAYBETA_SECRET_KEY,
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    service: 'mtn_vtu',
    phoneNumber: '08068539220',
    amount: 2000,
    reference: '1714747864',
  }),
});

{
  "status": "successful",
  "message": "Airtime top-up successful",
  "data": {
    "reference": "1714747864",
    "amount": 2000,
    "chargedAmount": 1960,
    "commission": 40
  }
}