POST https://api.mavapay.co/api/v1/webhook/register

curl -X POST https://api.mavapay.co/api/v1/webhook/register \
  -H "Content-Type: application/json" \
  -H "X-API-KEY: your_api_key_here" \
  -d '{
    "url": "https://your-domain.com/webhook",
    "secret": "your_webhook_secret"
  }'

{
  "status": "ok",
  "data": {
    "id": "wh_123456789",
    "url": "https://your-domain.com/webhook",
    "isActive": true,
    "createdAt": "2024-03-21T15:30:00Z"
  }
}