{
  "request": {
    "method": "POST",
    "path": "/v1/onboarding/upgrade",
    "headers": {
      "Content-Type": "application/json",
      "X-Plugin": "international",
      "Authorization": "<API_KEY>"
    },
    "body": {}
  },
  "response": {
    "status": 403,
    "headers": {
      "access-control-allow-credentials": "true",
      "alt-svc": "h3=\":443\"; ma=86400",
      "cf-cache-status": "DYNAMIC",
      "cf-ray": "a1da6b0e4e092dcc-BKK",
      "content-encoding": "br",
      "content-security-policy": "default-src 'self';base-uri 'self';font-src 'self' https: data:;form-action 'self';frame-ancestors 'self';img-src 'self' data:;object-src 'none';script-src 'self';script-src-attr 'none';style-src 'self' https: 'unsafe-inline';upgrade-insecure-requests",
      "content-type": "application/json; charset=utf-8",
      "cross-origin-opener-policy": "same-origin",
      "cross-origin-resource-policy": "same-origin",
      "date": "Sun, 19 Jul 2026 14:29:25 GMT",
      "etag": "W/\"9e-w0QnibHjE1DXjRYYAvKK3n+BAS4\"",
      "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}",
      "origin-agent-cluster": "?1",
      "referrer-policy": "no-referrer",
      "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=1rG0riV3OqLk0hM%2F5IbqfhGl7bGrnad4s4M48EhqeQOi7Yat83xWjatbqgwAhHn5SermDNF50NutBOlHkZGkTTpJhJIdFr%2FC5X3yat0%2FEIe3SQHaY%2F1WM5%2BMULKbjebBuLjxmU2nLfJ32i3K7A%3D%3D\"}]}",
      "server": "cloudflare",
      "strict-transport-security": "max-age=0; includeSubDomains; preload",
      "vary": "Accept-Encoding, Origin, Accept-Encoding",
      "x-content-type-options": "nosniff",
      "x-dns-prefetch-control": "off",
      "x-download-options": "noopen",
      "x-frame-options": "SAMEORIGIN",
      "x-permitted-cross-domain-policies": "none",
      "x-request-id": "req_1784471364959_of2tp0v2r",
      "x-xss-protection": "0"
    },
    "body": {
      "success": false,
      "error": {
        "code": "ENDPOINT_DISABLED_IN_PRODUCTION",
        "message": "Use /v1/subscriptions/checkout instead"
      },
      "timestamp": "2026-07-19T14:29:24.959Z"
    }
  },
  "captured_at": "2026-07-19T14:29:25.097Z",
  "notes": "Validation-only by safety rule; no checkout flow initiated."
}