public void setSubscriptionCreationTime(String subscriptionCreationTime) {
        this.subscriptionCreationTime = subscriptionCreationTime;
    }
<p>
The time at which the Amazon DocumentDB event notification subscription was created.
</p>

@param subscriptionCreationTime
       The time at which the Amazon DocumentDB event notification subscription was created.
aws-java-sdk-docdb/src/main/java/com/amazonaws/services/docdb/model/EventSubscription.java