<http://schema.org/contactType>
"customer service"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ravis.ir/travelagencies/007780/\u0633\u0648\u064A\u0646-\u06AF\u0634\u062A-\u062A\u0628\u0631\u064A\u0632>