Mercado Pago is a popular payment method for South America. You now can connect your Mercado Pago payment link to Take App.
How to add Mercado Pago (Link payment)
Go to Admin > Settings > Payments > Local payments and click
Add.
Choose payment with "Mercado Pago". Enter your payment link (e.g. https://link.mercadopago.com.ar/username) then click
Save.
Make a test order and check if your Mercado Pago payment page shows properly.