Polymarket Cartera Pago

{
  "cartera": "0x5d189e816b4149be00977c1a3c8840374aec4972",
  "detalle": [
    {
      "cierre": "2028-11-08",
      "cobrable": false,
      "invertido_usd": 15442.5,
      "mercado": "Will Mark Cuban win the 2028 Democratic presidential nomination?",
      "participaciones": 1715833.79,
      "pnl_pct": -38.89,
      "pnl_usd": -6005.42,
      "precio_actual": 0.0055,
      "precio_medio": 0.009,
      "resultado": "Yes",
      "slug": "will-mark-cuban-win-the-2028-democratic-presidential-nomination-329",
      "valor_usd": 9437.09
    },
    {
      "cierre": "2028-11-08",
      "cobrable": false,
      "invertido_usd": 8019.91,
      "mercado": "Will Dwayne 'The Rock' Johnson win the 2028 Democratic presidential nomination?",
      "participaciones": 744429.11,
      "pnl_pct": 6.75,
      "pnl_usd": 541.02,
      "precio_actual": 0.0115,
      "precio_medio": 0.0107,
      "resultado": "Yes",
      "slug": "will-dwayne-the-rock-johnson-win-the-2028-democratic-presidential-nomination",
      "valor_usd": 8560.93
    }
  ],
  "fuente": "Polymarket (API pública de datos)",
  "invertido_total_usd": 770025.71,
  "pnl_total_usd": -684338.04,
  "posiciones": 267,
  "valor_total_usd": 85687.7
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.vextorium.com/polymarket-cartera-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"limite":2,"wallet":"0x5d189e816b4149be00977c1a3c8840374aec4972"}'

# 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.vextorium.com/polymarket-cartera-pago' \
  -H 'content-type: application/json' \
  --data-raw '{"limite":2,"wallet":"0x5d189e816b4149be00977c1a3c8840374aec4972"}' \
  | 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 $0.004 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.004" });
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 $0.004 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.vextorium.com%2Fpolymarket-cartera-pago&method=POST
const res = await pay("https://api.vextorium.com/polymarket-cartera-pago", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "limite": 2,
    "wallet": "0x5d189e816b4149be00977c1a3c8840374aec4972"
  }),
});
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 $0.004 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.004"})
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.vextorium.com/polymarket-cartera-pago",
        json={
            "limite": 2,
            "wallet": "0x5d189e816b4149be00977c1a3c8840374aec4972",
        },
    )
    print(res.status_code, res.text)