Documentação do Steamworks
ISteamMicroTxnSandbox Interface
Exposes the ISteamMicroTxn interface with a dummy database for development and testing purposes.

This interface is identical to the regular ISteamMicroTxn interface, but no actual transactions will occur.

See Microtransações (compras em jogos) for more information.

For more info on how to use the Steamworks Web API please see the Web API Overview.