{"service":"x402-logscan","description":"Paid multi-chain eth_getLogs endpoint with RPC fallback, plus a paid URL-to-Markdown reader endpoint","supportedChains":["ethereum","base","arbitrum","optimism","polygon","gnosis"],"usage":["GET /logs?chain=base&address=0x...&topic0=0x...&fromBlock=0&toBlock=latest","GET /readable?url=https://example.com/article"]}