pub trait WebSocketService {
type Stream: FusedStream<Item = WebSocketStreamItem> + Unpin;
// Required method
fn send_message<'life0, 'async_trait>(
&'life0 mut self,
msg: Bytes,
) -> Pin<Box<dyn Future<Output = Result<(), ServiceError>> + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
}