Recovering collections

My question: we had a developer accidentally delete all our collections and environments. I’m still not sure how but history shows this. We only could recover one collection 9 minutes after the delete.

Details (like screenshots):

How I found the problem:

Looking at history.

*I’ve already tried:

Looking at trash to recover the collection. I could recover one but not the others and none of the environments.

I opened a ticket with postman support too.