BPMN diagram of the paid subscription purchase process (Payment Flow)

Described the subscription payment process in BPMN 2.0 notation with a breakdown into 5 swimlanes: Buyer, System, Payment Provider, Email/Analytics, Background/Pending.

The diagram covers:
— Main flow: plan selection → checkout → data entry → request to provider
— Alternative flows: retry, decline, wait
— Background status check of the payment after N seconds
— Activation of access and sending confirmation with the receipt

Tool: draw.io / Miro

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