API Acre · Crypto Base Usdc Transfers

import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://apiacre.com/v1/crypto/base-usdc-transfers", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "address": "0x1111111111111111111111111111111111111111",
    "block_tag": "safe",
    "direction": "any",
    "limit": 25,
    "lookback_blocks": 2000
  }),
});
const data = await res.json();

curl -X POST \
  "https://apiacre.com/v1/crypto/base-usdc-transfers" \
  -H "Content-Type: application/json" \
  -d '{"address":"0x1111111111111111111111111111111111111111","block_tag":"safe","direction":"any","limit":25,"lookback_blocks":2000}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "data": {
    "address": "0x1111111111111111111111111111111111111111",
    "addressExplorerUrl": "https://basescan.org/address/0x11111111111111111111111111...",
    "asset": {
      "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "decimals": 6,
      "name": "USD Coin",
      "symbol": "USDC"
    },
    "blockRange": {
      "fromBlock": 34565891,
      "requestedTag": "safe",
      "toBlock": 34567890,
      "toBlockHash": "0x1111111111111111111111111111111111111111111111111111111..."
    },
    "detected": 1,
    "direction": "any",
    "disclaimer": "Public onchain event evidence only. A transfer does not e...",
    "duplicatesRemoved": 0,
    "eventSignature": "Transfer(address,address,uint256)",
    "limitations": [
      "Only Circle's official native USDC contract on Base mainn...",
      "The result covers only the resolved bounded block range, ...",
      "Finality and provider freshness depend on the requested b..."
    ],
    "network": "eip155:8453",
    "networkRequestsMade": 2,
    "queriedLogCount": 1,
    "readOnly": true,
    "removedSkipped": 0,
    "returned": 1,
    "rpcCallsMade": 3,
    "source": "https://docs.base.org/base-chain/api-reference/ethereum-j...",
    "tokenSource": "https://eips.ethereum.org/EIPS/eip-20",
    "topic0": "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4...",
    "transactionBroadcast": false,
    "transfers": [
      {
        "blockHash": "0x2222222222222222222222222222222222222222222222222222222...",
        "blockNumber": 34567800,
        "transactionHash": "0x3333333333333333333333333333333333333333333333333333333...",
        "transactionIndex": 4
      }
    ],
    "truncated": false,
    "usdcSource": "https://developers.circle.com/stablecoins/usdc-contract-a...",
    "warnings": []
  },
  "meta": {
    "cached": false,
    "duration_ms": 42,
    "next_actions": [],
    "sources": [],
    "warnings": []
  },
  "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
  "service": "crypto.base-usdc-transfers",
  "version": "1"
}