Array
(
    [root_id] => 36
    [order_id] => 488185
    [refund_type] => 2
    [refund_goods_shipping] => 2
    [timstamp] => 1699867606
    [signsalt] => 6551ebd6946de
    [signtype] => md5
    [item] => {"50965":"1","50946":"2"}
    [sign] => 7976da0ce31b8da98af18d78d00f321e
)

    

Array
(
    [root_id] => 36
    [order_id] => 488185
    [refund_type] => 1
    [refund_goods_shipping] => 2
    [timstamp] => 1699867799
    [signsalt] => 6551ec97e300e
    [signtype] => md5
    [item] => []
    [sign] => ca16d6d680b96208e01096e82c0656b6
)