hello and welcome to the forum,
-
as i understand it, b2 has a concept of hidden files.
perhaps something to do with b2 versioning?
https://rclone.org/b2/#versions -
have you searched the forum, as there are a number of posts about that.
for example,
https://forum.rclone.org/t/retrieving-hidden-files-from-backblaze-b2/14475