{
    "_yql_view_lambda"="$update_key = ($key) -> ($key || '.updated'); SELECT $update_key(key) as key, subkey, value from self";
    "_yql_view_lambda_process"="$update_row = ($row) -> (AddMember($row, 'new_value', 'NEW_VALUE')); PROCESS self USING $update_row(TableRow());";
    "_yql_row_spec" = {
        "Type" = [
            "StructType";
            [
                [
                    "key";
                    [
                        "DataType";
                        "String"
                    ]
                ];
                [
                    "subkey";
                    [
                        "DataType";
                        "String"
                    ]
                ];
                [
                    "value";
                    [
                        "DataType";
                        "String"
                    ]
                ]
            ]
        ]
    }
}