{
"amount": 125.5,
"country": "BR",
"currency": "BRL",
"customer_ip": "192.168.0.1",
"fields": {
"account_number": "12345-6",
"bank_code": "001",
"document": "241.390.720-32",
"name": "Maria Alves"
},
"merchant_customer_id": "customer@email.com",
"merchant_order_reference": "ORDER-2026-0001",
"merchant_transaction_reference": "TRX-2026-0001",
"payment_method": "top_up"
}