public java.util.List<MessageGroup> getMessageGroups() {
        return messageGroups;
    }
<p>
1 - 5 message groups that contain update messages. Amazon Lex chooses one of the messages to play to the user.
</p>

@return 1 - 5 message groups that contain update messages. Amazon Lex chooses one of the messages to play to the
        user.
aws-java-sdk-lexmodelsv2/src/main/java/com/amazonaws/services/lexmodelsv2/model/FulfillmentUpdateResponseSpecification.java