<?xml version="1.0"?>
<form string="Mailing List Subscription">
                <sheet>
                    <group>
                        <field name="list_id"/>
                        <field name="is_blacklisted" invisible="1"/>
                        <label for="contact_id" class="oe_inline"/>
                        <div class="o_row o_row_readonly">
                            <i class="fa fa-ban text-danger" role="img" title="This email is blacklisted for mass mailings" aria-label="Blacklisted" attrs="{'invisible': [('is_blacklisted', '=', False)]}" groups="base.group_user"/>
                            <field name="contact_id"/>
                        </div>
                        <field name="unsubscription_date" readonly="1"/>
                        <field name="opt_out"/>
                        <field name="message_bounce" readonly="1"/>
                    </group>
                </sheet>
            </form>
        