If you would like to receive free SMS about your ticket and be informed about campaigns, you can click on the "I confirm that I will purchase my ticket via FREE SMS, receive campaigns and announcements as commercial electronic messages, and the processing of my personal data for marketing purposes" at the payment stage when purchasing a ticket. You can tick the box.
If you want to make a change regarding your SMS permission, you can update your SMS permission from → My Account > My User Information > My Announcement Preferences.
“If you have not received information about your ticket, you can contact us via live support. We will be happy to assist you!”