Org data deletion shows 504 Gateway timeout error

[himeshr]

Describe the bug
The organisation data deletion operation regularly results in a 504 Gateway timeout error, indicating performance or timeout configuration issues.

Category: Bug
Priority: High

To Reproduce
Steps to reproduce the behavior:

1. Go to 'Admin' -> "Organisation Details" section
2. Click on 'Delete Data' button
3. Check all boxes and supply org name
4. See that we get 504 gateway timeout err

Expected behavior
We need to wait in UI for background deletion data to complete successfully

Additional context
Add any other context about the problem here.

Developer Checklist(Developer fixing the bug should fill this checklist)

• Does the fix require extensive regression testing?
  • Yes
  • No
• Are you mentioning the required scenarios that could be affected?
  • Yes
  • No