Marketplace API (Cafe mainnet)

XRPL NFT broker quotes via production cafe.riddlewallet.com.

Widget setup (script, iframe, origin allowlist): Setup Marketplace widget.

GET  /api/v1/market/config
POST /api/v1/market/quote
{
  "mode": "buy_now",
  "amountXrp": 10,
  "partnerBps": 0
}