2 "description" : "A representation of an event",
6 "format" : "date-time",
8 "description" : "Event starting time",
23 "format" : "date-time",
25 "description" : "Event ending time"
30 "description" : "Event duration"
33 "format" : "date-time",
35 "description" : "Recurrence date"
39 "description" : "Recurrence rule"
47 "geo" : { "$ref" : "http://json-schema.org/draft-03/geo" }