INVALID_DOCUMENT

This error came up today while trying to publish this wordpress post to apple news.
http://dailyburn.com/life/recipes/healthy-beet-recipes/
Other articles are still publishing successfully.

There has been an error with the API:
INVALID_DOCUMENT – “text” was “” should be not (null or an empty string) (keyPath components->1->components->38->text)
INVALID_DOCUMENT – no components defined for role=heading3 (keyPath components->1->components->38)

JSON: https://pastebin.com/8KfRAtuY
HTML/TEXT: https://pastebin.com/Ddcn2bNn