using System;

using System.Linq;

using System.Collections.Generic;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        //you are getting this from the database

        var casesJSON = "[{\"Type\":\"Pretrial\",\"CaseNumber\":\"123\"},{\"Type\":\"Specialty Court\",\"CaseNumber\":\"234\"}]";

        //use json to read them into an array

        var cases = JsonConvert.DeserializeObject<List<Case>>(casesJSON);

        //format the objects into a string

        var casesString = cases.Select(c => c.Summary).Aggregate((a, b) => string.Join(", ", a, b));

        //here's what it looks like

        Console.WriteLine(casesString);

    }

}

​

//You will just define these little c# objects inside your document somewhere (or in the same folder)

public class Case {

    public string Type {get; set;}

    public string CaseNumber {get; set;}

    public string Summary {get => $"{Type} {CaseNumber}";}

}