HTTP/1.1 402 Payment Required Server: nginx Date: Tue, 26 Feb 2013 16:17:02 GMT Content-Type: application/json;charset=utf-8 Content-Length: 139 Connection: keep-alive Access-Control-Max-Age: 300 Access-Control-Allow-Credentials: true Cache-Control: no-cache, no-store { "error": { "code": "parameter_invalid_integer", "doc_url": "https://stripe.com/docs/error-codes/parameter-invalid-integer", "message": "Invalid integer: xyz", "param": "card[exp_year]", "type": "invalid_request_error" } }