Response from ea hep regarding finishing 1st but no reward in the unreal top 100 thing

Thanks for reaching out.

Please let me share that we won't be able to make any grant for the issue.

You can post it on forum for other players to upvote and Studio to take note of it for further investigation :

https://forums.ea.com/

If you need more information, check out these resources:
https://help.ea.com/en/

Thanks again for contacting EA.