vertical-cooperative/easy_my_coop/wizard/validate_subscription_request.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <record id="view_validate_subscription_request" model="ir.ui.view">
        <field name="name">Validate subscription request</field>
        <field name="model">validate.subscription.request</field>
        <field name="arch" type="xml">
            <form string="Validate the subscription request">
                <p class="oe_grey">
                    Validate the subscription request.
                </p>
                <footer>
                    <button name="validate" string="Validate" type="object" class="btn-primary"/>
                    <button string="Cancel" class="btn-default" special="cancel"/>
                </footer>
            </form>
        </field>
    </record>

    <record id="action_validate_subscription_request" model="ir.actions.act_window">
        <field name="name">Validate subscription request</field>
        <field name="type">ir.actions.act_window</field>
        <field name="res_model">validate.subscription.request</field>
        <field name="src_model">subscription.request</field>
        <field name="view_type">form</field>
        <field name="view_mode">form</field>
        <field name="key2">client_action_multi</field>
        <field name="target">new</field>
        <field name="groups_id" eval="[(4,ref('easy_my_coop.group_easy_my_coop_manager'))]"/>
    </record>
</odoo>