mawill

{description:purejsondata} did the trick.
Many thanks!

EDIT
JSON field from API (1 backslash was missing):
"description": "Instrument configuration (<a href=\"https://example.com\manuals\manual\" target=\"_blank\">download</a>) <br /><br />Important documents:<ul><li>measurement protocol / <a href=\"https://example.com/files/2UwdGF84c/view\" target=\"_blank\">Messprotokoll</a> <br /><br />Some random text ..."

https://jsoneditoronline.org shows:
description:Instrument configuration (download) …

• This reply was modified 10 months, 3 weeks ago by mawill.