$ curl -si -X POST /api/v1/urls -d '{"url":"https://ankurm.com/java-interview-preparation-guide/"}'
HTTP/1.1 201 
X-RateLimit-Remaining: 4
Location: http://localhost:8080/6MelkkB
{"code":"6MelkkB","shortUrl":"http://localhost:8080/6MelkkB","expiresAt":null}

$ curl -si -X GET /6MelkkB
HTTP/1.1 302 
Location: https://ankurm.com/java-interview-preparation-guide/