What is the significance of PayPal-Partner-Attribution-Id or BN code? Also, when integrating a seller with Paypal via a partner, When a payment request comes to a payment gateway and the gateway redirects to Paypal for making a payment, how does the Paypal know from the Order rest api or Payout/Payments rest api, that which merchant is it supposed to send the money when the customer has made a payment?
... View more