using System;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.Serialization;
using ServiceStack;
using ServiceStack.DataAnnotations;
using IDB.EntitySchema.Persistence;
namespace IDB.EntitySchema.Persistence
{
    public partial class PersistenceItem
    {
        public virtual string Key { get; set; }
        public virtual string ClassName { get; set; }
        public virtual string Value { get; set; }
    }
}
To override the Content-type in your clients, use the HTTP Accept Header, append the .csv suffix or ?format=csv
The following are sample HTTP requests and responses. The placeholders shown need to be replaced with actual values.
POST /csv/reply/PersistenceItem HTTP/1.1 
Host: doapigw.baasbv.nl 
Accept: text/csv
Content-Type: text/csv
Content-Length: length
{"Key":"String","ClassName":"String","Value":"String"}
HTTP/1.1 200 OK
Content-Type: text/csv
Content-Length: length
{"Key":"String","ClassName":"String","Value":"String"}