Alipay alipay.trade.refund (unified receipt transaction refund API) asynchronous callback

look at Alipay api API documentation, refund interface alipay.trade.refund (unified receipt transaction refund interface) does not need to fill in the address of asynchronous callback, can it be said that refund does not need asynchronous callback?

Alipay-refund php
Nov.09,2021

I remember setting the callback address on Alipay's open platform

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1ea0d34-4684d.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1ea0d34-4684d.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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