Thanks to Guido Vanden Wyngaerd.
@@ -156,7 +156,7 @@ with the permission `present`:
{
"users":{
"jch": {"password": "1234", "permissions": "op"}
"jch": {"password": "1234", "permissions": "op"},
"john": {"password": "secret", "permissions": "present"}
}
The note is not visible to the blocked user.