What is the problem you are having with rclone?

Using rclone mount with a non-persistent configuration (all settings given by environment variables) & VFS caching enabled attempts to use a VFS cache dir with illegal characters (:) on Windows.

What is your rclone version (output from rclone version)

rclone v1.52.3
- os/arch: windows/amd64
- go version: go1.14.7

Google suggests enabling gzip compression before transferring files over the network:

In order to receive a gzip-encoded response you must do two things: Set an Accept-Encoding header, and modify your user agent to contain the string gzip. Here is an example of properly formed HTTP headers for enabling gzip compression:

Acc