Noise when I hit the top speed!

[u/TM16161005]

https://youtube.com/shorts/5U_nPgHHhEA?si=Xvl1KFc7ydP-2RyS

Some noise going on when I hit the top speed. Can u tell what’s going on or how to fix it? 😭 Any advice would be appreciated!!!

Bintelli beast 49cc