Customer's email

Defines language and text formatting for the user. E.g. "en_US", "fr_FR"

2-letter country code

Customer's currency. E.g. "USD", "EUR"

Customer's password

Customer's FacebookId

Customer's external ID

Customer first name

Customer last name

Customer IP address. Stored as the last customer IP address and customer IP address at registration. If not provided, it is taken from the request header. Both IPv4 and IPv6 addresses are accepted.