server-tools/attachment_synchronize/demo/attachment_synchronize_task_demo.xml

<?xml version="1.0" encoding="UTF-8"?>
<odoo>
    <record id="import_from_filestore" model="attachment.synchronize.task">
        <field name="name">TEST Import</field>
        <field name="backend_id" ref="storage_backend.default_storage_backend"/>
        <field name="method_type">import</field>
        <field name="after_import">delete</field>
        <field name="filepath">test_import</field>
    </record>

    <record id="export_to_filestore" model="attachment.synchronize.task">
        <field name="name">TEST Export</field>
        <field name="backend_id" ref="storage_backend.default_storage_backend"/>
        <field name="method_type">export</field>
        <field name="filepath">test_export</field>
    </record>

    <record id="attachment_queue_imported_demo" model="attachment.queue">
        <field name="datas">bWlncmF0aW9uIHRlc3Q=</field>
        <field name="datas_fname">attachment_queue_imported_demo.doc</field>
        <field name="name">attachment_queue_imported_demo.doc</field>
        <field name="task_id" ref="import_from_filestore" />
    </record>

</odoo>