Imports System
Imports System.Collections
Imports System.Collections.Generic
Imports System.Runtime.Serialization
Imports ServiceStack
Imports ServiceStack.DataAnnotations
Imports IDB.EntitySchema.Persistence
Namespace Global
    Namespace IDB.EntitySchema.Persistence
        Public Partial Class PersistenceItem
            Public Overridable Property Key As String
            Public Overridable Property ClassName As String
            Public Overridable Property Value As String
        End Class
    End Namespace
End Namespace
To override the Content-type in your clients, use the HTTP Accept Header, append the .json suffix or ?format=json
To embed the response in a jsonp callback, append ?callback=myCallback
The following are sample HTTP requests and responses. The placeholders shown need to be replaced with actual values.
POST /json/reply/PersistenceItem HTTP/1.1 
Host: doapigw.baasbv.nl 
Accept: application/json
Content-Type: application/json
Content-Length: length
{"Key":"String","ClassName":"String","Value":"String"}
HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: length
{"Key":"String","ClassName":"String","Value":"String"}