就在这里付一笔款。 三次点击到“已付款”。

<script src="https://pay.perly.io/pay/v1.23a909cfd386.js" integrity="sha384-I6kJz9OGuc1Fy9tFkKhteJN5O1VJx5cGMQBwpTucNp8u9kNSQ6v7bPnGqYcnFtb4" crossorigin="anonymous" defer></script>
<button data-perly-pay="api-credits" data-paid-url="/thanks">Pay with crypto</button>

import { PerlyPay } from "perly-pay";

const pay = new PerlyPay(process.env.PERLY_PAY_SECRET_KEY); // sk_test_…

app.post("/buy", async (req, res) => {
  const invoice = await pay.invoices.create({
    line_items: [{ price: "price_…" }],
    return_url: "https://yourshop.com/thanks",
    metadata: { order: "1042" },
  });
  res.redirect(303, invoice.url); // https://pay.perly.io/i/<uuid>
});

app.post("/webhooks/perly", express.raw({ type: "application/json" }), (req, res) => {
  const event = pay.webhooks.verify(
    req.body,                         // the raw bytes, not parsed JSON
    req.header("Perly-Signature"),
    process.env.PERLY_PAY_WEBHOOK_SECRET,  // whsec_…
  ); // throws if forged, or older than 5 minutes

  if (event.type === "invoice.fulfilled") {
    ship(event.data.object.metadata.order); // once, after screening
  }
  res.sendStatus(204);
});