public final <U> Mono<T> delaySubscription(Publisher<U> subscriptionDelay) {
		return onAssembly(new MonoDelaySubscription<>(this, subscriptionDelay));
	}
public final <U> Mono<T> delaySubscription(Publisher<U> subscriptionDelay) {
		return onAssembly(new MonoDelaySubscription<>(this, subscriptionDelay));
	}
public final < U > Mono < T > delaySubscription ( Publisher < U > subscriptionDelay ) { return onAssembly ( new MonoDelaySubscription <> ( this , subscriptionDelay ) ) ; }
Delay the subscription to this {@link Mono} until another {@link Publisher}
signals a value or completes.

<p>
<img class="marble" src="doc-files/marbles/delaySubscriptionWithPublisherForMono.svg" alt="">

@param subscriptionDelay a
{@link Publisher} to signal by next or complete this {@link Mono#subscribe(Subscriber)}
@param <U> the other source type

@return a delayed {@link Mono}
Delay the subscription to this { @link Mono } until another { @link Publisher } signals a value or completes .