Paynova's API accepts language codes in ISO 639-2 format.

The following languages are supported:

LanguageISO 639-2 code
ChineseZHO
DanishDAN
DutchNLD
English (UK)ENG
English (US)USA
EstonianEST
FinnishFIN
FrenchFRA
GermanDEU
GreekELL
ItalianITA
JapaneseJPN
KoreanKOR
NorwegianNOR
PolishPOL
RussianRUS
SpanishSPA
SwedishSWE
TurkishTUR