If a note id is written without @ in the text, it should not be quoted.

[mattn]

trafficstars

https://lokuyow.github.io/icon/note1x4sau4fqg7yg5l639x3d9yahhczmhvzgg6sc9adzttc2uqer4faqvx5p7q.jpg

This URL contains the note id. If you include this URL in the text of the post, iris always display it as a quoted post.