Transaction Management Systems

A useful concrete example comes from ZarinPal’s provider-published Node.js software development kit, a library intended to help applications communicate with its payment service. Its README lists separate methods for creating a payment request, obtaining a redirect URL, verifying a payment, and asking about a transaction. It also documents fee calculation, refund and reversal requests, and a list of unverified payments. s1

These distinctions show why transaction management extends beyond presenting a payment button. The published interface exposes several operations concerning the same commercial activity. The repository establishes that these capabilities are documented; it does not independently demonstrate production availability, successful processing, or suitability for every merchant. s1

Documented payment-management capabilities

The arrows group methods listed in the provider’s README. They do not represent a required processing sequence, guaranteed outcomes, or a national architecture.

An API inventory is a starting point for investigation. A fuller assessment should ask how a product associates payments with merchant orders, handles repeated notifications, resolves uncertain outcomes, and compares its records with settlement evidence. These are editorial evaluation questions, not verified claims about the inspected provider.

The available repository does not establish a complete reconciliation workflow or the contractual meaning of each adjustment. This draft therefore makes no claim that verification proves merchant settlement, that a refund request guarantees repayment, or that one provider’s interface represents all Iranian transaction systems.