{"success":true,"preview":true,"preview_truncated":true,"preview_mode":"live_contract_proof","preview_note":"The live source completed successfully. This preview shows the request and paid response shape, but withholds decision-ready values. Purchase once to receive the complete current result.","live_proof":{"source":"public EVM JSON-RPC ERC-20 Transfer logs","fetched_at":"2026-09-19T12:32:02.307Z","data_mode":"live_source","top_level_fields":["success","network","min_usd_value","transactions"],"response_shape":{"type":"object","fields":{"success":{"type":"boolean"},"network":{"type":"string"},"min_usd_value":{"type":"number"},"transactions":{"type":"array","live_item_count":2,"items":{"type":"object","fields":{"tx_hash":{"type":"string"},"from":{"type":"string"},"to":{"type":"string"},"amount_usdc":{"type":"number"},"token":{"type":"string"},"timestamp":{"type":"string"}},"fields_truncated":false}}},"fields_truncated":false}},"request":{"method":"GET","path":"/api/v1/whale_alerts","parameters":{"chain":"base","min_amount":"100000"}},"purchase":{"price_usdc":"0.005","method":"GET","url":"https://ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/whale_alerts","protocol":"x402 v2 exact, USDC on Base mainnet","how":"Repeat this request without preview=true, read the PAYMENT-REQUIRED header, sign it, and retry with PAYMENT-SIGNATURE."},"marketplace_metadata":{"data_mode":"live_source","billable":true,"availability":"operational","source":"public EVM JSON-RPC ERC-20 Transfer logs"}}