pub(crate) trait StateSignatureDataSourceErased {
// Required method
fn get_state_signature_erased<'life0, 'async_trait>(
&'life0 self,
height: u64,
) -> Pin<Box<dyn Future<Output = Option<LCV3StateSignatureRequestBody>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
}