Eventbrite Event ID : If you are importing from someone else’s Eventbrite account, then you can use this option to import the event using the ID number of the event. The ID number for an event is the string of numbers located in the Eventbrite.com URL for an event.you can get Event ID from eventbrite.com

Now you see event you get id of particular event on click of that event.

Copy this ID and enter it in the large import events by their Event ID field (noting you can actually add lots of different IDs – just place them on separate lines).

Import Into : You choose Eventbrite Events into drop-down.

Once you have everything configured, click the Import button and your events will be added to Eventbrite Events.

You can see events on Eventbrite Events .so this way you import your eventbrite event using  Eventbrite Event ID .