{"service":"DCDN x402 Paid Data Gateway","pay_to":{"base_mainnet_usdc":"0xf64b64691782133Ae5872523D62BcE3E78CF144f"},"networks":["eip155:8453 (USDC, Base mainnet)"],"facilitator":"https://x402.dcdncloud.com (self-hosted, DCDN infra)","pricing":{"gex":"$0.002","whale":"$0.002","pumpStats":"$0.001","pumpLb":"$0.002","mcpCall":"$0.003","edgeFetch":"$0.005"},"endpoints":{"paid":["GET /v1/gex/history","GET /v1/whale/top200","GET /v1/pump/stats","GET /v1/pump/leaderboard","POST /v1/mcp/call","GET /v1/edge/fetch"],"free":["GET / (catalog)","GET /v1/mcp/tools","POST /v1/treasury/register","GET /v1/treasury/spent","GET /health"]},"how_to_pay":"Send GET; receive 402 with payment requirements; retry with X-PAYMENT header (x402 standard, USDC on Base)"}