public void setReplayArn(String replayArn) {
        this.replayArn = replayArn;
    }
<p>
The ARN of the replay.
</p>

@param replayArn
       The ARN of the replay.
aws-java-sdk-events/src/main/java/com/amazonaws/services/cloudwatchevents/model/StartReplayResult.java