{"tag":"Error","value":"Incorrect request to server. Try sending a POST request which contains \"ci_lower\", \"ci_upper\", and optionally, \"ci_length\" properties, such as:\n$ curl -X POST -H \"Content-Type: application/json\"     -d '{\"ci_lower\": \"0.2\", \"ci_upper\":\"0.8\"}'     https://trastos.nunosempere.com/fit-beta\n\nor \n\n$ curl -X POST -H \"Content-Type: application/json\"     -d '{\"ci_lower\": \"0.2\", \"ci_upper\":\"0.8\", \"ci_length\": \"0.95\"}'     https://trastos.nunosempere.com/fit-beta\n"}