Request with Curl. From this system tools underneath uses Swagger.
`curl -i -v -# -H "Content-Type: application/json" -H "X-AUTH-TOKEN: xxxxxx" -X POST -d "{\"timestamp\": \"2018-08-27 10:00:00\"}" http://myserver-name.com/api/post-something`
`curl -i -v -# -H "Content-Type: application/json" -X POST -d '{"from": "2018-08-01", "to": "2018-08-15"}' http://127.0.0.1:3002/invoice/generate`