Hello guys, does anyone know common issues when setting up paypal express? I have been troubleshooting an ERROR 400: UNEXPECTED_ERROR we are getting once we click the paypal button on the cart page, there is nothing on the console log, network or ssp logs. Putting some logs on the source code, I was able to identify that on the

redirectToPaypalExpress

(Live Order) it is called:

ModelsInit.session.proceedToCheckout

this is the one returning the above error