@Kadyrkesh Sultan Sorry to hear about this problem. It appears that you were able to reach out to support team in https://getsupport.atlassian.com/servicedesk/customer/portal/35/CA-1972475 and they were able to reactivate this site.
Hello Atlassian Community! Feedback from customers like you has helped us shape and improve Jira Software. As Head of Product, Jira Software, I wanted to take this opportunity to share an update on...