{"devices":[{"val1":111,"val2":"aaa","val3":"666"},{"val1":222,"val2":"bbb","val3":"777"}]}<pre>stdClass Object
(
    [devices] => Array
        (
            [0] => stdClass Object
                (
                    [val1] => 111
                    [val2] => aaa
                    [val3] => 666
                )

            [1] => stdClass Object
                (
                    [val1] => 222
                    [val2] => bbb
                    [val3] => 777
                )

        )

)
</pre>Array
(
    [sss] => Array
        (
            [devices] => Array
                (
                    [id_1] => Array
                        (
                            [val1] => Array
                                (
                                    [value] => 111
                                )

                            [val2] => Array
                                (
                                    [value] => aaa
                                )

                        )

                    [id_2] => Array
                        (
                            [val1] => Array
                                (
                                    [value] => 222
                                )

                            [val2] => Array
                                (
                                    [value] => bbb
                                )

                        )

                    [id_3] => Array
                        (
                            [val1] => Array
                                (
                                    [value] => 333
                                )

                            [val2] => Array
                                (
                                    [value] => ccc
                                )

                        )

                )

        )

)