pub trait Host: Send {
// Required method
fn send<'life0, 'async_trait>(
&'life0 mut self,
c: Resource<Client>,
topic: Topic,
message: Resource<Message>,
) -> Pin<Box<dyn Future<Output = Result<Result<(), Error>>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
}