# Define the list of specific users
:local userList {"user1"; "user2"; "user3"}

# Iterate over all hotspot users
:foreach user in=[/ip hotspot user find] do={
    :local userName [/ip hotspot user get $user name]
    
    # Check if the user is in the specified user list
    :if ([:find $userList $userName] != -1) do={
        # Reset the user's counters
        /ip hotspot user reset-counters $user
        
        :log info ("Counters for user " . $userName . " have been reset")
    }
}