public List<Action> Actions(string boardId, ActionType? action, ActionType[] actions) { var request = new RestRequest("/1/boards/{board_id}", Method.GET); request.AddUrlSegment("board_id", boardId); if(actions!=null) request.AddParameter("actions", string.Join(",", actions.ToList().Select(x => x.ToString().LowerFirst()))); if(action.HasValue) request.AddParameter("actions", action.ToString().LowerFirst()); if(!action.HasValue && actions==null) request.AddParameter("actions", "all"); var board = ServiceManager.Execute<Board>(request); var response = board.Actions; return response; }