主权项 |
1. A computer-implemented method to process a transaction via digital wallet payment account information of a user at a point of sale computing device of a merchant computing system, comprising:
receiving, by one or more computing devices and from a point of sale computing device associated with a merchant computing system, user identification information associated with a user and a request for payment account information associated with a digital wallet account of the user; identifying, by the one or more computing devices, the digital wallet account of the user based on the received user identification information; retrieving, by the one or more computing devices, one or more payment account options associated with the digital wallet account of the user; transmitting, by the one or more computing devices and to the point of sale computing device, the one or more payment account options for presentation by the point of sale computing device; receiving, by the one or more computing devices and from the point of sale computing device, an indication of a selection at the point of sale computing device of a particular payment account option from the one or more transmitted payment account options; generating, by the one or more computing devices, a payment token based on payment account information associated with the selected payment account option; transmitting, by the one or more computing devices, the payment token to the point of sale computing device for the point of sale computing device to process a payment transaction using the selected payment account option based on an issuer computing system associated with information in the payment token. |