Build a simple Cloud-to-Cloud transfer script

I've attached a couple of screenshots of two separate interfaces.

These sites support A LOT of cloud hosts.

I'm only needing support for THREE instead of 40+.

1. Google Drive
2. OneDrive
3. Azure Blob

Here are some links to other sites if you want to get a better idea.

https://bit.ly/multcloud_
https://bit.ly/cloudHQ_
https://bit.ly/imobiee_
'https://bit.ly/cloudfuze__
https://bit.ly/odrive__
https://bit.ly/moverio__
https://bit.ly/cloudsferrr
https://bit.ly/drivehubwin