Recibir array por POST

var info = { "EvaluationTypeID": $scope.record.EvaluationTypeID, Users: [] };
            angular.forEach($scope.selectedUsers, function (r) {
                info.Users.push(r.UserID);
            });

            $http({ method: "POST", url: "Act/Evaluation/GenerateEvaluation", data: info }).then(function (detail) {


public HttpResponseMessage GenerateEvaluation(dynamic data)
        {
         string EvaluationTypeID = data.EvaluationTypeID;
            string[] users = data.Users.ToObject<string[]>();