Array
(
    [error] => Array
        (
            [error_code] => 4
            [error_msg] => Incorrect signature: server authorization
            [request_params] => Array
                (
                    [0] => Array
                        (
                            [key] => api_id
                            [value] => 1234
                        )

                    [1] => Array
                        (
                            [key] => format
                            [value] => json
                        )

                    [2] => Array
                        (
                            [key] => method
                            [value] => getProfiles
                        )

                    [3] => Array
                        (
                            [key] => random
                            [value] => 1929
                        )

                    [4] => Array
                        (
                            [key] => timestamp
                            [value] => 1337524214
                        )

                    [5] => Array
                        (
                            [key] => uids
                            [value] => 1,6492
                        )

                    [6] => Array
                        (
                            [key] => v
                            [value] => 3.0
                        )

                    [7] => Array
                        (
                            [key] => sig
                            [value] => 38ee944f6f0e1cb5de1ce97c8386a6ec
                        )

                )

        )

)