{"height":400,"html":"<iframe src=\"https://stackblitz.com/edit/null-nested-array-into-string-jwhfwn?embed=1\" height=\"400\" width=\"745\"></iframe>","provider_name":"StackBlitz","provider_url":"https://stackblitz.com","title":"null-nested-array-into-string-jwhfwn - StackBlitz","type":"rich","version":"1.0","width":745}