@java.lang.Override
    public long getUserIdToUnshareWith() {
        return userIdToUnshareWith_;
    }
<code>optional int64 user_id_to_unshare_with = 4;</code>

@return The userIdToUnshareWith.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/storage/UpdateMessageAttachmentInfoRequest.java