public void setStageArn(String stageArn) {
        this.stageArn = stageArn;
    }
<p>
ARN of the attached stage.
</p>

@param stageArn
       ARN of the attached stage.
aws-java-sdk-ivsrealtime/src/main/java/com/amazonaws/services/ivsrealtime/model/CompositionSummary.java