Snaparazzi/Assets/Scripts/DatabaseClasses/Question.cs

using Newtonsoft.Json;
using System;
using System.Collections.Generic;

[Serializable]
[JsonObject]
public class Question
{
    public string id;
    public string promptId;
    public Dictionary<int, Proposition> propositions;
    public double creationDate;

    public Proposition GetFirstProposition()
    {
        return propositions[0];
    }
    public Proposition GetSecondProposition()
    {
        return propositions[1];
    }
}