public void setMessageSelectionStrategy(String messageSelectionStrategy) {
        this.messageSelectionStrategy = messageSelectionStrategy;
    }
<p>
Indicates how a message is selected from a message group among retries.
</p>

@param messageSelectionStrategy
       Indicates how a message is selected from a message group among retries.
@see MessageSelectionStrategy
aws-java-sdk-lexmodelsv2/src/main/java/com/amazonaws/services/lexmodelsv2/model/PromptSpecification.java