template.j2

interfaces {
{% for item in vars_from_netbox_api %}
    {{ item.interface }} {
        unit 0 {
            family inet {
                address {{ item.address }};
            }
        }
    }
{% endfor %}
}
protocols {
    lldp {
{% for item in vars_from_netbox_api %}
        interface "{{ item.interface }}";
{% endfor %}
    }
}