ecwid_writer :subtotal, :total, :email, :paymentMethod, :paymentModule,
                 :tax, :ipAddress, :couponDiscount, :paymentStatus,
                 :fulfillmentStatus, :refererUrl, :orderComments,
                 :volumeDiscount, :customerId, :membershipBasedDiscount,
                 :totalAndMembershipBasedDiscount, :discount, :globalReferer,