{"service":"agent-card-validator-mcp","endpoint":"/v1/wellknowns/lint","method":"POST","price":"$0.030","atomic_amount":30000,"network":"base","network_caip":"eip155:8453","pay_to":"0x1664530DC2A1CA350B1dbaD1Fc1F1a70c90fe4de","resource":"https://agent-card-validator-mcp.mtree.workers.dev/v1/wellknowns/lint","demo_url":"https://agent-card-validator-mcp.mtree.workers.dev/demo/lint","contact":"https://agent-card-validator-mcp.mtree.workers.dev/contact","hint":"POST this path with an x402 payment. GET/HEAD are metadata checks and are intentionally unpaid."}