public void setMessageId(String messageId) {
        this.messageId = messageId;
    }
<p>
The ID of the message being redacted.
</p>

@param messageId
       The ID of the message being redacted.
aws-java-sdk-chimesdkmessaging/src/main/java/com/amazonaws/services/chimesdkmessaging/model/RedactChannelMessageResult.java