Help creating udev rule

Hello all. I have install NUT (UPS monitor) on a lxc CT on proxmox. I have a usb hub and i am connecting 2 UPS and that hub.
When i reboot my proxmox, the access for those usb ports change. Need to be 666 so NUT can read the information on the UPS and after reboot it goes to 662.
I have read but can not get it work so here is my information.
Thanks for all teh help.
Any more information glad to share

SUBSYSTEMS=="usb", ATTRS{idVendor}=="051d", ATTRS{idProduct}=="0002", GROUP="users"...

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