public void setServiceUpdateType(String serviceUpdateType) {
        this.serviceUpdateType = serviceUpdateType;
    }
<p>
Reflects the nature of the service update
</p>

@param serviceUpdateType
       Reflects the nature of the service update
@see ServiceUpdateType
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/UpdateAction.java