public void setViewerId(String viewerId) {
        this.viewerId = viewerId;
    }
<p>
The ID of the viewer associated with the viewer session to revoke. Do not use this field for personally
identifying, confidential, or sensitive information.
</p>

@param viewerId
       The ID of the viewer associated with the viewer session to revoke. Do not use this field for personally
       identifying, confidential, or sensitive information.
aws-java-sdk-ivs/src/main/java/com/amazonaws/services/ivs/model/StartViewerSessionRevocationRequest.java