Hi, I am running into a problem when calling sharing/update_folder_member .
The error is
{"error_summary": "access_error/not_a_member/.", "error": {".tag": "access_error", "access_error": {".tag": "not_a_member"}}}
Below are my steps
1. List folder's member

2. Update member's access to viewer with curl
I also tested with Dropbox-API-Select-User again but still not working.
I was wondering if there's any setting I need to do ?
Thanks.