X402 Machine Payment Treasury Dust Map

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.blockchainmoneymap.com/api/x402/x402-machine-payment-treasury-dust-map' \
  -H 'content-type: application/json' \
  --data-raw '{"facts":{"average_payment_amount":0.01,"breakdown":[{"currency":"USDC","dust_amount":"0.15","network":"eip155:8453","payment_count":600,"rail":"x402"},{"currency":"USDC","dust_amount":"0.10","network":"eip155:1","payment_count":400,"rail":"declared-secondary"}],"cleanup_policy":"sweep weekly if dust exceeds threshold","dust_amount":0.25,"dust_threshold_amount":1,"network_count":2,"payment_count":1000,"rail_count":2,"settlement_cycle":"daily","token_count":1,"wallet_count":3},"mode":"analyze"}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://api.blockchainmoneymap.com/api/x402/x402-machine-payment-treasury-dust-map' \
  -H 'content-type: application/json' \
  --data-raw '{"facts":{"average_payment_amount":0.01,"breakdown":[{"currency":"USDC","dust_amount":"0.15","network":"eip155:8453","payment_count":600,"rail":"x402"},{"currency":"USDC","dust_amount":"0.10","network":"eip155:1","payment_count":400,"rail":"declared-secondary"}],"cleanup_policy":"sweep weekly if dust exceeds threshold","dust_amount":0.25,"dust_threshold_amount":1,"network_count":2,"payment_count":1000,"rail_count":2,"settlement_cycle":"daily","token_count":1,"wallet_count":3},"mode":"analyze"}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.01 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.01" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.01 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.blockchainmoneymap.com%2Fapi%2Fx402%2Fx402-machine-payment-treasury-dust-map&method=POST
const res = await pay("https://api.blockchainmoneymap.com/api/x402/x402-machine-payment-treasury-dust-map", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "facts": {
      "average_payment_amount": 0.01,
      "breakdown": [
        {
          "currency": "USDC",
          "dust_amount": "0.15",
          "network": "eip155:8453",
          "payment_count": 600,
          "rail": "x402"
        },
        {
          "currency": "USDC",
          "dust_amount": "0.10",
          "network": "eip155:1",
          "payment_count": 400,
          "rail": "declared-secondary"
        }
      ],
      "cleanup_policy": "sweep weekly if dust exceeds threshold",
      "dust_amount": 0.25,
      "dust_threshold_amount": 1,
      "network_count": 2,
      "payment_count": 1000,
      "rail_count": 2,
      "settlement_cycle": "daily",
      "token_count": 1,
      "wallet_count": 3
    },
    "mode": "analyze"
  }),
});
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.01 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.01"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://api.blockchainmoneymap.com/api/x402/x402-machine-payment-treasury-dust-map",
        json={
            "facts": {
                "average_payment_amount": 0.01,
                "breakdown": [
                    {
                        "currency": "USDC",
                        "dust_amount": "0.15",
                        "network": "eip155:8453",
                        "payment_count": 600,
                        "rail": "x402",
                    },
                    {
                        "currency": "USDC",
                        "dust_amount": "0.10",
                        "network": "eip155:1",
                        "payment_count": 400,
                        "rail": "declared-secondary",
                    },
                ],
                "cleanup_policy": "sweep weekly if dust exceeds threshold",
                "dust_amount": 0.25,
                "dust_threshold_amount": 1,
                "network_count": 2,
                "payment_count": 1000,
                "rail_count": 2,
                "settlement_cycle": "daily",
                "token_count": 1,
                "wallet_count": 3,
            },
            "mode": "analyze",
        },
    )
    print(res.status_code, res.text)