$hashref = {
                       name1 => [
                                           { abc => "datax",
                                             def => "datay" },
                                           { abc => "datax",
                                             def => "datay" },
                                        ],
                       name2 => [
                                           { abc => "datax",
                                             def => "datay" },
                                           { abc => "datax",
                                             def => "datay" },
                                        ],
                  };