private void setUserIdToUnshareWith(long value) {
        bitField0_ |= 0x00000008;
        userIdToUnshareWith_ = value;
    }
<code>optional int64 user_id_to_unshare_with = 4;</code>

@param value The userIdToUnshareWith to set.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/storage/UpdateMessageAttachmentInfoRequest.java