About: http://webisa.webdatacommons.org/208359537

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Therefore, a mobile payment system of the invention may work with different types of clients and each type of client may send different types of idempotence keys or sequence numbers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com