pub trait FnArgument {
fn call<'life0, 'life1, 'async_trait>(
&'life0 self,
value: Value,
object: &'life1 Object
) -> Pin<Box<dyn Future<Output = Stage> + Send + 'async_trait>>
where
'life0: 'async_trait,
'life1: 'async_trait,
Self: 'async_trait;
}