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

@return The userIdToUnshareWith.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/request/storage/UpdateMessageAttachmentInfoRequest.java