<http://schema.org/target>
"https://www.tanga.com/products/search?q={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.tanga.com/users/new?return_path=https%3A%2Fwww.tanga.com%2Fsupport%3Finternal_campaign%3Dheader_help_dropdown>