device_idsee the Device ID documentation. Required for fraud prevention.
card_idfrom Create a Card method:
token. To make a payment with a
card_idobtained from the Create a Card method, simply replace the
notification_urlfield of the payment, if it differs from the one specified in the merchant panel. The body of the request will always be the payment object.
AuthorizationHTTP header from the notification, and compare it with the one generated by you using your
secretKey, and the
X-Dateand Request body of the notification received. If the signature generated by you matched the one received on the
AuthorizationHTTP header, then it is safe to assume that this is a valid message from dLocal.