Documente-intrare (7)AddEUPurchaseInvoiceAddEUPurchaseInvoice POST /api/rpc/AddEUPurchaseInvoice Metoda adauga o factura de achizitie intracomunitara (UE). Request Responses200401502NextUp response envelope (check Result + Error).Missing or invalid token.Proxy/upstream failure (target NextUp unreachable).