Custom field and attachserial plugin

-- HikaShop version -- : 2.6.0
-- HikaSerial version -- : 1.10.1
-- Joomla version -- : 3.4.8
-- PHP version -- : 5.5.12

Hi, using the doc on hikashop.com/support/documentation/152-h...ns-attachserial.html i'd modify a attach image for my coupon.
I have create two custom field (the attach images) and i wanna use it on my coupon image (using translate function using the same method on the tutorial) but i don't know how call these variable on the translation.
How can i call the variable xxxxxx.messaggioregalo and xxxxxxxx.destinatario_regalo? whats value insted xxxxx?
With regarsd
Roberto

Hi,

Item custom fields are stored in the HikaShop table "order product".
So you can use "order product..." in HikaSerial attach serial plugin
Regards,