update start date refÃlect new data format from server

src/Events.js

@@ -77,11 +77,11 @@ function Links({ event_id, ticket_url }) {
 
 function EventCard({ event }) {
   const { name, location, date, ticket_url, event_id } = event
-
+  const { start: start_date } = date
   return (
     <div>
       <h3>{name}</h3>
-      <Time date={new Date(date)} />
+      <Time date={new Date(start_date)} />
       <Links ticket_url={ticket_url} event_id={event_id} />
       <Location location={location} />
     </div>