The ajax request for an interface to be passed into headers can only be successfully responded to on Google browser. Why is this?

request product list interface on Google browser:
as shown in figure

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200

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Baidu said that the data in the first row and first column of JSON data ended unexpectedly,
but there was no problem without passing in headers.
Why is it the background data problem or the front-end ajax code problem?

Mar.23,2021
If

is compatible with IE, try wrapping all the lines in the returned json to see

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-64f5-1e62c58-459c7.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e62c58-459c7.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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