DocuSign API: Auth works in PostMan but not Bubble with same data

So I’m working on a Authentication call via bubble:

This is the PostMan console:

This is the setup in Bubble:

So in postman with the same data, I get a valid Authentication.
In Bubble, I get this error:

Any obvious reason this would not send the data the same way or cause an error? The
unsupported_grant_type would suggest that it’s not receiving the grant type body.

And the solution… is… anyone guessed it?

Ticking the magical Queryst. boxes…


Olá dessa forma ai eu não consegui resolver o meu problema, mas pesquisei e achei esse link que me ajudou a enterder como resolver o problema, segue o link abaixo e depois a imagem de como ficou minha solução resolvida: