{"spec":"agent402-x402-economy/1","asOf":"2026-08-30T10:24:10.209Z","method":"EIP-3009 gasless USDC settlements on Base: Transfer events whose transaction also emitted AuthorizationUsed on the USDC contract - the settlement primitive x402 uses, measured chain-wide across every seller.","chain":"base (eip155:8453)","daily":[],"topMerchants":[],"totals":{},"errors":["daily: This tool is temporarily unavailable: the operator has not configured Coinbase Developer Platform credentials (CDP_API_KEY_ID / CDP_API_KEY_SECRET).","volume: This tool is temporarily unavailable: the operator has not configured Coinbase Developer Platform credentials (CDP_API_KEY_ID / CDP_API_KEY_SECRET).","merchants: This tool is temporarily unavailable: the operator has not configured Coinbase Developer Platform credentials (CDP_API_KEY_ID / CDP_API_KEY_SECRET)."],"weekly":{"thisWeek":{"settlements":0,"payersPeak":0,"days":0},"lastWeek":{"settlements":0,"payersPeak":0,"days":0},"growthPct":null,"historyDays":0}}