How can i get or listen orderForms changes?

I need to listen change on orderForm to make an update of pricinghub app.

Someone know’s how to do this?

Are you using a native cart/checkout or creating a headless one?

Hi, Hansen, it’s a native cart…

https://developers.vtex.com/vtex-rest-api/reference/pricing-hub-overview

How are you implementing the pricing hub?
And why do you need to listen to the event?
Just to understand the whole flow.