I had 2 individual, the first was 30 and higher of, the second 10, on the morning the first gone missing, now observed, that gone missing and key and all that was on mails, am asking return me 10 keys, thank you!
Sorry to hear you lost your saves. There is a chance you can recover them even if you did not have Epic Cloud Save enabled. See this post:
If that does not work, you will need to file a support ticket for additional assistance.