First time with udev, what am i doing wrong?

Operating Systems & Open Source Linux
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1

I have a USB device which I want to Mount on plug-in and transfer some files from
I’m pretty sure I’m not writing the udev rule right
help would be appreciated

99-scan.rules

KERNEL==“sd*”, ACTION==“add”,SUBSYSTEMS==“usb”, ATTRS{USEC_INITIALIZED}==“292724882457”, RUN+=“bash /root/hdd/Disk/scan.sh”

or

KERNEL==“sd?1”, ATTRS{idVendor}==“04f9”, ATTRS{idProduct}==“60e6”, ATTRS{serial}==“E75046F7U111320”, RUN+="/root/hdd/Disk/scan.sh"