pub async fn entries(&mut self, keys: Vec<Key>) -> Vec<TreeEntry> {
        let tree = self.inner.take().expect(Self::INCONSISTENT_MSG);
        let (entry, tree) = tokio::task::spawn_blocking(move || (tree.entries(&keys), tree))
            .await
            .unwrap();
        self.inner = Some(tree);
        entry
    }
Returns an entry for the specified keys.
core/node/metadata_calculator/src/helpers.rs