get https://api.linkio.world/transactions/v1/brl_ramp/quote
Retrieves a fixed-rate quote for BRL ⇄ USDC swaps via PIX (on-ramp) or USDC ⇄ BRL via Polygon transfer (off-ramp). Returns your baseRate, inputAmount, outputAmount and a validity window (15 seconds) so you can immediately create a quote ticket.