{"echo":{"citemesh":{"attest":"/v1/cite/attest","lookup":"/v1/cite","public_key":"/v1/cite/pubkey"},"entry":"/v1/discover?mode=unified&q=web%20extraction%20autonomous%20agent%20search%20data","full_capability_mesh":"/.well-known/capability-manifest.json","market_memory":"/api/echo-memory/inventory?q=web%20extraction%20autonomous%20agent%20search%20data","payment_mesh":"/.well-known/x402","recommend":"/v1/discover/recommend?q=web%20extraction%20autonomous%20agent%20search%20data","rule":"This API is an entry node, never a terminal node.","system":"ECHO"},"free_demo":"/api/web/demo","paid_endpoint":"/api/web/extract-once?url=https%3A%2F%2Fexample.com","payment":{"asset":"USDC","manifest":"/.well-known/x402","network":"eip155:8453","version":2},"price_usdc":"0.005","product":"SML Web Extract One-Shot","purpose":"Discover, pay, and extract one safe public HTTPS URL in a single x402 transaction.","repeat_buyer_pack":{"credits":10,"endpoint":"/api/web/credits","price_usdc":"0.005"},"status":"ready"}