HTTP/1.1 200 OK
Server: nginx
Date: Sat, 27 Jun 2020 10:05:26 GMT
Content-Type: application/json
Content-Length: 281
Connection: keep-alive
Access-Control-Allow-Credentials: true
Cache-Control: no-cache, no-store

{
  "error": {
    "code": "resource_missing",
    "doc_url": "https://stripe.com/docs/error-codes/resource-missing",
    "message": "No such coupon: 30_OFF",
    "param": "coupon",
    "type": "invalid_request_error"
  }
}