# Use the id returned by POST /billing/purchases; the placeholder answers 404.
curl --fail-with-body -sS 'https://api-testnet.lumeus.dev/billing/purchases/00000000-0000-4000-8000-000000000000' \
  -H "Authorization: Bearer $LUMEUS_API_KEY"

// Node 18+ (ES module)
// Use the id returned by POST /billing/purchases; the placeholder answers 404.
const res = await fetch('https://api-testnet.lumeus.dev/billing/purchases/00000000-0000-4000-8000-000000000000', {
  method: 'GET',
  headers: {
    Authorization: `Bearer ${process.env.LUMEUS_API_KEY}`,
  },
});
console.log(res.status, JSON.stringify(await res.json(), null, 2));

# Use the id returned by POST /billing/purchases; the placeholder answers 404.
import json
import os

import requests

res = requests.get(
    "https://api-testnet.lumeus.dev/billing/purchases/00000000-0000-4000-8000-000000000000",
    headers={"Authorization": f"Bearer {os.environ['LUMEUS_API_KEY']}"},
    timeout=30,
)
print(res.status_code, json.dumps(res.json(), indent=2))

{
  "id": "00000000-0000-4000-8000-000000000000",
  "offer_version": "prepaid-2026-10",
  "kind": "payment",
  "state": "open",
  "checkout_url": "https://checkout.stripe.com/c/pay/cs_test_0000",
  "checkout_expires_at": "2026-10-23T09:15:04Z",
  "payment_status_url": "/billing/status"
}

{
  "id": "00000000-0000-4000-8000-000000000000",
  "offer_version": "prepaid-2026-10",
  "kind": "payment",
  "state": "prepared",
  "checkout_url": "",
  "checkout_expires_at": null,
  "payment_status_url": "/billing/status"
}

{
  "code": "unauthorized",
  "error": "missing credentials",
  "request_id": "req_6f1c2a9b0e4d4c7a8b3f5e21"
}

{
  "code": "forbidden",
  "error": "this API key is read-only; use a full-access key or a signed-in session",
  "request_id": "req_6f1c2a9b0e4d4c7a8b3f5e21"
}

{
  "code": "not_found",
  "error": "purchase not found",
  "request_id": "req_6f1c2a9b0e4d4c7a8b3f5e21"
}

{
  "code": "method_not_allowed",
  "error": "method POST is not allowed on /billing/purchases/00000000-0000-4000-8000-000000000000; allowed: GET, HEAD",
  "request_id": "req_6f1c2a9b0e4d4c7a8b3f5e21"
}

{
  "code": "rate_limited",
  "error": "rate limit exceeded",
  "request_id": "req_6f1c2a9b0e4d4c7a8b3f5e21"
}

{
  "code": "unavailable",
  "error": "purchase status unavailable",
  "request_id": "req_6f1c2a9b0e4d4c7a8b3f5e21"
}