pub trait ActorProxyInterface: Send + Sync {
type GetActionsResponseFut: Future<Output = Result<ClientEnd<ActionIteratorMarker>, Error>> + Send;
type RunResponseFut: Future<Output = Result<Option<Box<Error>>, Error>> + Send;
// Required methods
fn get_actions(&self) -> Self::GetActionsResponseFut;
fn run(&self, action_name: &str, seed: u64) -> Self::RunResponseFut;
}