<?xml version="1.0"?>
<xpath expr="//field[@name='origin']" position="after">
                <field name="opportunity_id" context="{                     'default_campaign_id': campaign_id,                     'default_company_id': company_id,                     'default_medium_id': medium_id,                     'default_partner_id': partner_id,                     'default_source_id': source_id,                     'default_tag_ids': tag_ids,                     'default_type': 'opportunity',                 }"/>
            </xpath>
        