Refactor the code to user single service to update the user Data in DB

[MehulKChaudhari]

Issue Description

Ideally we should use single service to update data in DB but Now we are not using a model service to update the user data in DB some developers has use it but some developers has created new function to update the user document.

Expected Behavior

Ideally we should use single service to update data in DB.

Current Behavior

we are not using a model service to update the user data in DB some developers has use it but some developers has created new function to update the user document.

Severity/Priority

• Critical
• High
• Medium
• Low

Additional Information

Checklist

• I have read and followed the project's code of conduct.
• I have searched for similar issues before creating this one.
• I have provided all the necessary information to understand and reproduce the issue.
• I am willing to contribute to the resolution of this issue.