SimpleXMLElement Object
(
    [error_code] => 4
    [error_msg] => Incorrect signature: iframe/flash authorization
    [request_params] => SimpleXMLElement Object
        (
            [@attributes] => Array
                (
                    [list] => true
                )

            [param] => Array
                (
                    [0] => SimpleXMLElement Object
                        (
                            [key] => api_id
                            [value] => 5544953 
                        )

                    [1] => SimpleXMLElement Object
                        (
                            [key] => count
                            [value] => 150
                        )

                    [2] => SimpleXMLElement Object
                        (
                            [key] => lyrics
                            [value] => 0
                        )

                    [3] => SimpleXMLElement Object
                        (
                            [key] => method
                            [value] => audio.search
                        )

                    [4] => SimpleXMLElement Object
                        (
                            [key] => offset
                            [value] => 0
                        )

                    [5] => SimpleXMLElement Object
                        (
                            [key] => q
                            [value] => SimpleXMLElement Object
                                (
                                )

                        )

                    [6] => SimpleXMLElement Object
                        (
                            [key] => sort
                            [value] => 0
                        )

                    [7] => SimpleXMLElement Object
                        (
                            [key] => test_mode
                            [value] => 1
                        )

                    [8] => SimpleXMLElement Object
                        (
                            [key] => v
                            [value] => 2.0
                        )

                )

        )

)