vbox7 extract url problem

[waitforminute]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2020.07.28
• I've checked that all provided URLs are alive and playable in a browser
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched the bugtracker for similar bug reports including closed ones
• I've read bugs section in FAQ

Verbose log

C:\Users\PanteliX\Desktop>C:\Users\PanteliX\Desktop\youtube-dl.exe --verbose -g
https://www.vbox7.com/play:e96500c7cd >>sdasdasdsd.txt
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', '-g', 'https://www.vbox7.com/play:e9650
0c7cd']
[debug] Encodings: locale cp1251, fs mbcs, out cp1251, pref cp1251
[debug] youtube-dl version 2020.07.28
[debug] Python version 3.4.4 (CPython) - Windows-7-6.1.7601-SP1
[debug] exe versions: none
[debug] Proxy map: {}
WARNING: [Vbox7] e96500c7cd: Failed to parse JSON Invalid control character at:
line 6 column 173 (char 286)
WARNING: unable to extract JSON-LD ; please report this issue on https://yt-dl.o
rg/bug . Make sure you are using the latest version; type  youtube-dl -U  to upd
ate. Be sure to call youtube-dl with the --verbose flag and include its complete
 output.

Description

When I try to download a video it gives me the following error

[dirkf]

With PR #32710:

$ python -m youtube_dl -vF 'https://www.vbox7.com/play:e96500c7cd'
[debug] System config: [u'--prefer-ffmpeg']
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: [u'-vF', u'https://www.vbox7.com/play:e96500c7cd']
[debug] Encodings: locale UTF-8, fs UTF-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2021.12.17
[debug] Git HEAD: 6e138bc66
[debug] Python 2.7.18 (CPython i686 32bit) - Linux-4.4.0-210-generic-i686-with-Ubuntu-16.04-xenial - OpenSSL 1.1.1w  11 Sep 2023 - glibc 2.15
[debug] exe versions: avconv 4.3, avprobe 4.3, ffmpeg 4.3, ffprobe 4.3
[debug] Proxy map: {}
[Vbox7] e96500c7cd: Downloading JSON metadata
[Vbox7] e96500c7cd: Downloading MPD manifest
[Vbox7] e96500c7cd: Downloading webpage
[info] Available formats for e96500c7cd:
format code  extension  resolution note
dash-6       m4a        audio only DASH audio  194k , m4a_dash container, mp4a.40.2
dash-5       mp4        256x144    DASH video  200k , mp4_dash container, avc1.4D400C, 25fps, video only
dash-4       mp4        426x240    DASH video  591k , mp4_dash container, avc1.4D4015, 25fps, video only
dash-3       mp4        852x480    DASH video 1184k , mp4_dash container, avc1.4D401E, 25fps, video only
dash-2       mp4        1280x720   DASH video 2169k , mp4_dash container, avc1.4D401F, 25fps, video only
dash-1       mp4        1920x1080  DASH video 2957k , mp4_dash container, avc1.4D4028, 25fps, video only
144p         mp4        144p       
240p         mp4        240p       
480p         mp4        480p       
720p         mp4        720p       
1080p        mp4        1080p      (best)
$