Send Checkout attribute values in paypal express checkout plugins

hello all,

I want to pass checkout attribute values from cart page to paypal express plugin confirm page. how can i set this in nop commerce?

for example:  i have set checkout attribute "GIFT MESSAGE" as textbox and want to pass this value in Paypal connfirm button after continue from paypal site.

thanks

I need the samethings. I want to use a Client Order Note Attribut with paypal express checkout. Did you find a solution ?