public String getAppInstanceArn() {
        return this.appInstanceArn;
    }
<p>
The ARN of the <code>AppInstance</code>.
</p>

@return The ARN of the <code>AppInstance</code>.
aws-java-sdk-chimesdkidentity/src/main/java/com/amazonaws/services/chimesdkidentity/model/ListAppInstanceUsersResult.java