<?xml version="1.0"?>
<data><field name="amount" position="after">
                <field name="amount_paid" invisible="amount_paid &lt;= 0"/>
            </field>
            <div name="payment_link_warning_information" position="after">
                <div name="payment_link_confirmation_message" class="alert alert-info" role="alert" invisible="warning_message or not confirmation_message">
                    <field name="confirmation_message"/>
                </div>
            </div>
        </data>