When Wechat got the list of video and audio materials, why didn't he return url??

when you use PHP to get a list of permanent material, the array returned by video and audio material does not contain url, but the

returned value of url is stated in the development manual.
Wechat-interface php
Mar.06,2021

he wants you to take media_id and get it again

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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-64f5-1e50f97-450ea.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e50f97-450ea.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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