Missing cover. There's an image directly below the title.
""" It is advisable to use a cover image when possible:
When the image appears as a cover on the source website. There's a suitable image above the title/subtitle or directly below the title/subtitle. In all other cases, cover images are optional """ https://instantview.telegram.org/checklist#6-3-cover-images
It is advisable, but not required. The image is in 1st paragraph.
Declined by admin
Type of issue
IV page is missing essential content
Reported
Jun 16, 2017
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"""
It is advisable to use a cover image when possible:
When the image appears as a cover on the source website.
There's a suitable image above the title/subtitle or directly below the title/subtitle.
In all other cases, cover images are optional
"""
https://instantview.telegram.org/checklist#6-3-cover-images
So it's required in this case.