Long or infinite delay between visiting an observation in the notification list and that item changing from unread to read status

App version number, if a mobile app issue (shown under About in the side menu): 0.59.12 (155)

Operating System / Device (e.g. iOS 18.2, iPhone SE): ios 18.3.2; iphone 12

Screenshots of what you are seeing (instructions for taking a screenshot on computers and mobile devices: https://www.take-a-screenshot.org/):

Description of problem (please provide a set of steps we can use to replicate the issue, and make as many as you need.):

Step 1: Go to the “my content” notification list. Tap on one of the green highlighted (unread) items. Tap the back button.

Step 2: The item is still marked as green/unread. Oddly, this problem existed on the old app too. Sometimes refreshing the list seems to mark it as read, sometimes not.

Step 3: