MercadoPago Transaction Requests {#thunes-mercado-intro}
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MercadoPago is a payment method offered by the Thunes payment service provider (PSP) that you can offer your customers through `Cybersource`. With MercadoPago you can process payments, refund payments, and retrieve the status of a pending payment or refund.  
This section describes how to process MercadoPago transactions using the `Simple Order API`.

Requirement
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You must receive a Thunes merchant ID before you can begin processing payments. Contact your `Cybersource` account manager for more information.

Supported Countries and Currencies
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This table lists the countries and currencies that are supported by MercadoPago.

| Supported Countries | Country Codes | Supported Currencies | Currency Codes |
|---------------------|---------------|----------------------|----------------|
| Argentina           | `AR`          | Argentine peso       | `ARS`          |
| Brazil              | `BR`          | Brazilian real       | `BRL`          |
| Chile               | `CL`          | Chilean peso         | `CLP`          |
| Mexico              | `MX`          | Mexican peso         | `MXN`          |
[Supported Countries and Currencies]

Shipping Policy
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You can ship purchased goods when the sale status is `SETTLED`.