https://rpc.uquad.org/ 2026-06-03 weekly 1.0 https://rpc.uquad.org/buy.html 2026-06-03 weekly 0.9 https://rpc.uquad.org/summary.txt 2026-06-03 weekly 0.7 https://rpc.uquad.org/llms.txt 2026-06-03 weekly 0.7 https://rpc.uquad.org/endpoint-contract.json 2026-06-03 weekly 0.6 https://rpc.uquad.org/data/payment-rails.json 2026-06-03 weekly 0.5 https://rpc.uquad.org/data/cu-quote-request.json 2026-06-03 weekly 0.5 https://rpc.uquad.org/data/cu-payments.json 2026-06-03 hourly 0.5