nostr:npub180cvv07tjdrrgpa0j7j7tmnyl2yr6yr7l8j4s3evf6u64th6gkwsyjh6w6 why is my LMDB database for my groups-relay ( https://github.com/max21dev/groups-relay ) 275 GB when it only has 540 events in it?

I used https://github.com/PowerDNS/lmdbnav and cant find whats taking up all the space

https://cdn.hzrd149.com/5f3e2508f12ebad7bd4f6ee5ba9dbc351705a07a87ae89973dd72e60be0bc396.webp