pub trait VectorStoreIndexDyn: Send + Sync {
// Required methods
fn top_n<'a>(
&'a self,
query: &'a str,
n: usize,
) -> Pin<Box<dyn Future<Output = Result<Vec<(f64, String, Value)>, VectorStoreError>> + Send + 'a>>;
fn top_n_ids<'a>(
&'a self,
query: &'a str,
n: usize,
) -> Pin<Box<dyn Future<Output = Result<Vec<(f64, String)>, VectorStoreError>> + Send + 'a>>;
}