如何在获得其他工厂的响应后在angularjs中保存工厂中的数据

IFactory.query(
    function (response) {
        $scope.type_content = response;
        $scope.showMenu = true;
    },
    function (response) {
        $scope.message = "Error: " + response.status + " " + response.statusText;
    }
); 

$scope.saving = {
    firstname: "how",
    lastname: "are you",
    type_num: "1",
    usertype: []
};   
UserFactory.save($scope.saving);
IFactory.query(
    function (response) {