{"amount":1000000,"fee":3000,"fee_usdc_6":3000,"pro_fee":6000,"pro_tier":"pro","product":"PAY-FEE","tier_label":"free","usage":"Pass ?amount=<usdc_6_decimals> — e.g. ?amount=1000000 = 1 USDC. Returns platform fee in USDC-6.","version":"0.4.0"}