Return attributes for special_offer.
<li title="-{{ special_offer.discount }}% {{ special_offer.name }}
({{ special_offer.start_date | date: "%B %d, %Y" }} → {{ special_offer.end_date | date: "%B %d, %Y" }})">
<span class='discount'>-{{ special_offer.discount }}%</span>
<span class='name'>{{ special_offer.name }}</span>
<span class='dates'>({{ special_offer.start_date | date: "%b %d, %Y" }} →
{{ special_offer.end_date | date: "%b %d, %Y" }})</span>
</li>
Available attributes: