pub trait EventSenderTrait<E: Event + Send + Sync + 'static>: Send + Sync {
// Required method
fn send<'life0, 'async_trait>(
&'life0 self,
event: E,
) -> Pin<Box<dyn Future<Output = Result<(), OnDemandError>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
}