محاسبتك الإستونية… بكودك أنت

curl -X POST https://corpenza.com/api/external/accounting/invoices \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "clientName": "Berlin GmbH",
    "clientCountry": "DE",
    "clientVatNumber": "DE123456789",
    "items": [{ "description": "SaaS", "unitPrice": 500 }]
  }'

# → 201  taxRate: 0  (Intra-EU B2B — Reverse Charge)
#        invoiceNumber: "CRP-202606-0042"