$ curl -X POST \
  -–user admin:password \
  -H "Content-Type: application/json" \
  -d '{
  	  "name": "website-1",
  	  "error_files": [
    	    {
            "code": 400,
            "name": "/etc/haproxy/errorfiles/site1/400.http"
    	    },
    	    {
            "code": 404,
            "name": "/etc/haproxy/errorfiles/site1/404.http"
    	    }
  	  ]
	}' \
"http://127.0.0.1:5555/v2/services/haproxy/configuration/http_errors_sections?version=3"