About: http://webisa.webdatacommons.org/55705172

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	prior to the start time, receiving a subscription message via the network, the subscription message including at least the start time and an a multicast encapsulation protocol to be used for the broadcast session;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com