{"resource":"https://mpp.tracefast.xyz/api/v1/chains/1/entities/:address/attributes/at-block","service":"TraceFast","areas":["other"],"answering":true,"http_status":402,"latency_ms":376,"price_usdc":0.05,"buyers_30d":2,"calls_30d":2,"description":"TraceFast knowledge graph: the attributes an address held at the end of one block, each with the window it held for. Path address: The address, `0x`-prefixed, 40 hex characters, any case. Query block: The block to answer about. Docs: https:","id":"2cb4fe0e7353","category":"Unclassified","accuracy":null,"tool_calls":null,"checked_day":"2026-10-11","page":"https://velliumandco.com/sellers/2cb4fe0e7353"}