Manage and query Hungarian invoice data directly through the National Tax and Customs Administration (NAV) system. Retrieve taxpayer information, verify invoice validity, and track transaction statuses in real-time. Simplify compliance by submitting, modifying, or annulling invoice records with automated token handling. [HUN] Kezelje és kérdezze le a magyar számlaadatokat közvetlenül a Nemzeti Adó- és Vámhivatal (NAV) rendszerén keresztül. Szerezzen be adófizetői információkat, ellenőrizze a s
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