It sounds alarming to lose data, and I understand how frustrating this must be. However, it’s important to analyze the situation. Can you provide more information about what happened? What were you doing at the time, and what actions did you take? How often does this occur? What workflows are you using? How many users do you have, and do they have access to delete data? It’s possible that someone could be misusing their access and deleting your data.
I highly suggest you to read this post about security tips I made:
I empathize with your situation.