I am trying to write a small C# app that will give a notification when a work item gets dropped from the "Doing" column into the "Done" column in my TFS Kanban board but i cannot get the query right. Could someone please help me with extracting this information from the TFS API. I would also like to know the information on the item that has changed columns if possible (e.g. the Id, description and who it was assigned to).
My Kanban board layout: