la unidad obtiene el valor json

You can use LitJson, it is easy to use and easy to install.

Go to this link and download and import the .unitypackage into Unity:
https://github.com/Mervill/UnityLitJson

Demo code (c#):

using LitJson;

public class myClass : MonoBehaviour
{
	private void Start()
    {
    	string jsonString = "{ "distanceThisMonth": { "jeff": 56, "lizibod": "206.02" }, "distanceThisWeek": { "jeff": 13, "lizibod": "37.36" }, "stepsThisMonth": { "jeff": 94838434, "lizibod": "316812" }, "stepsThisWeek": { "jeff": 235642, "lizibod": "57331" } }";
    
    	JsonData json = JsonMapper.ToObject(a JSON string);
        
        Debug.Log(json["distanceThisMonth"]["jeff"].ToString()); //returns 56
        Debug.Log(json["stepsThisMonth"][1].ToString()); //returns 316812
    }
}
Robin Dabank