How to integrate typeform with bubble

Hi

I need help to integrate my typeform account with bubble

I have gone through the Developers doc

and used the api url

but when I try to initialize on my bubble app it shows this error

code":"AUTHENTICATION_FAILED","description":"Authentication credentials not found on the Request Headers"

Pls anybody here knows bubble app integration can you pls walk me through step by step process to get the form responses into my app