Sequence diagram of payment subscriptions

 

1. The customer selects the product or service on the Internet shop website, agrees to a subscription and initiates the first payment.
2. The server of the Internet shop receives an order for payment.
3. Payment information is sent to IPS Assist.
4. IPS Assist performs authorization (payment) in an acquiring bank, an interbank transaction is performed, the payment result is displayed on the Internet shop website.
5. Payment information from the Internet shops server is sent to the IPS Assist a specified number of times at specified intervals.
6. IPS Assist performs authorization (payment) in an acquiring bank, an interbank transaction is performed, the payment result is displayed on the Internet shop website.

Items 5-6 are repeated N times.

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