{"en_US": "<tree string=\"Mailing List Subscriptions\">\n                <field name=\"contact_id\"/>\n                <field name=\"unsubscription_date\"/>\n                <field name=\"opt_out\"/>\n                <field name=\"message_bounce\"/>\n                <field name=\"is_blacklisted\"/>\n            </tree>", "vi_VN": "<tree string=\"Mailing List Subscriptions\">\n                <field name=\"contact_id\"/>\n                <field name=\"unsubscription_date\"/>\n                <field name=\"opt_out\"/>\n                <field name=\"message_bounce\"/>\n                <field name=\"is_blacklisted\"/>\n            </tree>"}