curl --request POST \
  --url https://api-prod.blaaiz.com/api/external/webhook \
  --header 'Content-Type: application/json' \
  --header 'x-blaaiz-api-key: <api-key>' \
  --data '
{
  "payout_url": "https://yourapp.com/webhooks/payout",
  "collection_url": "https://yourapp.com/webhooks/collection"
}
'

{
  "message": "Webhook URLs registered successfully"
}