pub trait Handler:
Debug
+ Send
+ Sync {
// Required method
fn handle<'life0, 'life1, 'async_trait>(
&'life0 mut self,
msg: &'life1 Response,
) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
}