Paylike acts as data controller in regards to your customers payment instrument information, which we receive when a payment is initiated by your customer. In order to comply with the GDPR, your customers must be provided with information regarding this processing.
Therefore you must link to our privacy policy for end users on your website. You could link to this from your own privacy policy page, with an explanation like the following: “Paylike acts as data controller in regards to your payment instrument information, see their privacy policy for more information about the processing”.