LINE API 相關

● 當有人留訊息，webhook.php 會收到的內容

Array
(
    [events] => Array
        (
            [0] => Array
                (
                    [type] => message
                    [replyToken] => da27393a784e797a01568aa9ad4d4
                    [source] => Array
                        (
                            [userId] => U9a6d07ae217811f25037399ac
                            [type] => user
                        )

                    [timestamp] => 1585276588363
                    [mode] => active
                    [message] => Array
                        (
                            [type] => text
                            [id] => 11673071379057
                            [text] => R
                        )

                )

        )

    [destination] => U3f9921cb08741dcd415cc056265daca
)