public EventSubscription withCustomerAwsId(String customerAwsId) {
        setCustomerAwsId(customerAwsId);
        return this;
    }
<p>
The Amazon Web Services customer account that is associated with the Amazon DocumentDB event notification
subscription.
</p>

@param customerAwsId
       The Amazon Web Services customer account that is associated with the Amazon DocumentDB event notification
       subscription.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-docdb/src/main/java/com/amazonaws/services/docdb/model/EventSubscription.java