I need to pass a variable that is not in the default set e-junkie uses

[guest_user]

I need to pass a variable that is not in the default set e-junkie uses. Can I add this somehow? I need to pass firstname, lastname, email and a set password.

[shivani]

You can concatenate all that and pass that in "custom" parameter. Then if you use our integration method, it will be passed back to you.