{"endpoint":"/api/data/tx-trace","method":"POST","service_trust":"https://defi-shield-hazel.vercel.app/api/trust-signal","free_check":{"endpoint":"https://defi-shield-hazel.vercel.app/api/free/token-check","method":"POST","price":"FREE","note":"Try before you buy — free basic token safety check with risk math."},"also_available_on":{"virtuals_acp":{"agent":"Authensor","agent_id":18805,"offerings":["pre_trade_safety","token_deep_scan","wallet_report","batch_seal"],"marketplace":"https://app.virtuals.io/acp/scan/agents","note":"Same service, accessible to 18,000+ autonomous agents on Virtuals Protocol."},"mcp_server":{"package":"devsecure-mcp","install":"npx devsecure-mcp","tools":67,"note":"Install as MCP server in Claude, Cursor, or any MCP-compatible client for direct tool access."},"bazaar":"https://defi-shield-hazel.vercel.app/.well-known/x402","agent_card":"https://defi-shield-hazel.vercel.app/.well-known/agent-card.json"},"powered_by":"DeFi Shield by Authensor","price":"$0.25","description":"Trace a transaction on Base to extract token transfers, approvals, swaps (V2/V3), internal transactions, gas usage, method called, and a human-readable summary.","llm_usage_prompt":"Call this endpoint when you need a complete breakdown of a transaction. Provide the 0x-prefixed transaction hash (66 chars). Returns status, from/to, ETH value, method called, gas details, token transfers, approvals, Uniswap V2/V3 swaps with decoded amounts, internal transactions, and a summary. Use this to audit completed transactions, investigate suspicious activity, verify swaps/bridges, or analyze complex DeFi operations. Costs $0.25.","params":{"tx_hash":"string (required) - The 0x-prefixed transaction hash (66 characters)"},"exampleRequest":{"tx_hash":"0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef"},"exampleResponse":{"success":true,"tx_hash":"0x1234...","status":"success","block_number":12345678,"from":"0xabc...","to":"0xdef...","value_eth":0.5,"method_called":"execute(bytes,bytes[],uint256)","gas_used":"150000","gas_cost_eth":0.000045,"token_transfers":[{"token_address":"0x833589...","from":"0xabc...","to":"0xdef...","value":"1000000"}],"swaps":[{"pool_address":"0x...","type":"uniswap_v3","amounts":{}}],"internal_txs":[],"summary":"Sent 0.5 ETH, 1 token transfer(s), 1 swap(s) via execute","response_time_ms":420}}