first warning, how to handle this?

[limon32]

Give me suggestions on how to remove this warning.

[Seven]

If you agree with the warning reason then do not work/agree to provide academic work in the future. Even do not agree or continue the discussion on this matter. This is a prohibited service and against Fiverr Community Standards.
&
If you think this was a misunderstanding or a mistake, then contact the Fiverr support team with your logic to remove the warning.

Please read our community standards here https://www.fiverr.com/community/standards

[shuvo_va]

If you think you have not involved  with the academic work for any buyer then you should contact Fiverr support for further clarification or solution. 

If you have done academic work then never do this violation again in future. 

Note: Waring recovery time is 30 day's. So be careful for next 30 days. If you do any violation  warning in this time your account may be restricted.