I am sorry that you are experiencing this issue, here I will try my best to help you get your data back.
It is possible to recover data from your E drive that was cleaned by running the clean command in Diskpart, you can just use a professional Windows data recovery tool: iBoysoft Data Recovery for Windows. So please free download and recover your files now.
- After downloading and installing it, open iBoysoft Data Recovery and choose the Bitlocker Recovery module.
- Click Find More Partitions.
- Select the hard drive and click Next. When the lost E partition is found, select it and click Next.
- Enter your password or recovery key then click OK.
- After the scan completes, preview the found files and click Recover to save them to another destination.
Don't worry, hope you can find your E-drive data with this helper.
Also read: Hard Drive Data Recovery: Recover Lost Data & Repair Hard Drive Problems