| 摘要 |
PROBLEM TO BE SOLVED: To enable definition of a plurality of payment sources usable to make payments for a selection of value, and to make the payment source out of the plurality of payment sources selectable.SOLUTION: Operation includes the steps of: receiving a funding specification request that defines a plurality of payment sources and a priority for the plurality of payment sources for making payments in a network system; determining whether reception is performed for a payment allocation, in the funding specification request, that designates a ratio allocation of a portion of an amount of value to be provided by a plurality of users for a transaction conducted through the network system; identifying, based on the determination that the payment allocation is not received in the funding specification request, a default payment allocation to be provided by the plurality of users; and making a payment for at least the portion of the amount from at least one of the plurality of payment sources based on the priority indicated in the funding specification request. |
