<http://schema.org/query-input>
"required name=search_term"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/en-us/book/Stay-Close-to-Me/c5XQf1AuYk-58MOMUILYPQ?MixID=c5XQf1AuYk-58MOMUILYPQ&PageNumber=1>