vracoop_balance_ticketing/data/report_layout.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data>
        <record id="vracoop_report_ticket_1" model="report.layout">
            <field name="view_id" ref="vracoop_balance_ticketing._"/>
            <field name="image">/vracoop_balance_ticketing/static/src/img/preview_generic.png</field>
            <field name="pdf">/vracoop_balance_ticketing/static/pdf/preview_generic.pdf</field>
        </record>
    </data>
</odoo>