curl --location --request POST 'https://api.vortexfinance.co/v1/session/create' \
--header 'Content-Type: application/json' \
--data-raw '{
"callbackUrl": "https://www.example.org/",
"countryCode": "BR",
"cryptoLocked": "USDC",
"externalSessionId": "my-session-id",
"fiat": "BRL",
"inputAmount": "300",
"network": "base",
"paymentMethod": "pix",
"partnerId": "my-partner-id",
"rampType": "BUY"
}'{
"url": "string"
}