monitor will print the received events for:
UDEV - the event which udev sends out after rule processing

UDEV  [71171.307860] add      /devices/virtual/workqueue/scsi_tmf_3 (workqueue)
ACTION=add
DEVPATH=/devices/virtual/workqueue/scsi_tmf_3
SUBSYSTEM=workqueue
SEQNUM=15215
USEC_INITIALIZED=71171307456

UDEV  [71171.337146] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2
SUBSYSTEM=usb
DEVNAME=/dev/bus/usb/001/035
DEVTYPE=usb_device
PRODUCT=48d/1234/100
TYPE=0/0/0
BUSNUM=001
DEVNUM=035
SEQNUM=15213
USEC_INITIALIZED=71171319452
ID_VENDOR=PSSD
ID_VENDOR_ENC=PSSD
ID_VENDOR_ID=048d
ID_MODEL=USB3.1
ID_MODEL_ENC=USB3.1
ID_MODEL_ID=1234
ID_REVISION=0100
ID_SERIAL=PSSD_USB3.1
ID_BUS=usb
ID_USB_INTERFACES=:080650:
ID_VENDOR_FROM_DATABASE=Integrated Technology Express, Inc.
ID_MODEL_FROM_DATABASE=Chipsbank CBM2199 Flash Drive
ID_PATH=pci-0000:00:14.0-usb-0:2
ID_PATH_TAG=pci-0000_00_14_0-usb-0_2
DRIVER=usb
ID_FOR_SEAT=usb-pci-0000_00_14_0-usb-0_2
.LOCAL_ifNum=
MAJOR=189
MINOR=34
TAGS=:seat:snap_cups_ippeveprinter:snap_inkscape_inkscape:snap_cups_cupsd:
CURRENT_TAGS=:seat:snap_cups_ippeveprinter:snap_inkscape_inkscape:snap_cups_cupsd:

UDEV  [71171.352960] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0
SUBSYSTEM=usb
DEVTYPE=usb_interface
PRODUCT=48d/1234/100
TYPE=0/0/0
INTERFACE=8/6/80
MODALIAS=usb:v048Dp1234d0100dc00dsc00dp00ic08isc06ip50in00
SEQNUM=15214
USEC_INITIALIZED=71171344488
ID_VENDOR_FROM_DATABASE=Integrated Technology Express, Inc.
ID_MODEL_FROM_DATABASE=Chipsbank CBM2199 Flash Drive
ID_PATH=pci-0000:00:14.0-usb-0:2:1.0
ID_PATH_TAG=pci-0000_00_14_0-usb-0_2_1_0
DRIVER=usb-storage
.LOCAL_ifNum=00
TAGS=:snap_cups_ippeveprinter:snap_cups_cupsd:snap_inkscape_inkscape:
CURRENT_TAGS=:snap_cups_ippeveprinter:snap_cups_cupsd:snap_inkscape_inkscape:

UDEV  [71171.356806] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3 (scsi)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3
SUBSYSTEM=scsi
DEVTYPE=scsi_host
SEQNUM=15216
USEC_INITIALIZED=71171356694
.LOCAL_ifNum=00

UDEV  [71171.360442] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/scsi_host/host3 (scsi_host)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/scsi_host/host3
SUBSYSTEM=scsi_host
SEQNUM=15217
USEC_INITIALIZED=71171360347
.LOCAL_ifNum=00

UDEV  [71171.369764] bind     /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0 (usb)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0
SUBSYSTEM=usb
DEVTYPE=usb_interface
DRIVER=usb-storage
PRODUCT=48d/1234/100
TYPE=0/0/0
INTERFACE=8/6/80
MODALIAS=usb:v048Dp1234d0100dc00dsc00dp00ic08isc06ip50in00
SEQNUM=15218
USEC_INITIALIZED=71171344488
ID_VENDOR_FROM_DATABASE=Integrated Technology Express, Inc.
ID_MODEL_FROM_DATABASE=Chipsbank CBM2199 Flash Drive
ID_PATH=pci-0000:00:14.0-usb-0:2:1.0
ID_PATH_TAG=pci-0000_00_14_0-usb-0_2_1_0
.LOCAL_ifNum=00
TAGS=:snap_cups_ippeveprinter:snap_cups_cupsd:snap_inkscape_inkscape:
CURRENT_TAGS=:snap_cups_ippeveprinter:snap_cups_cupsd:snap_inkscape_inkscape:

UDEV  [71171.384773] bind     /devices/pci0000:00/0000:00:14.0/usb1/1-2 (usb)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2
SUBSYSTEM=usb
DEVNAME=/dev/bus/usb/001/035
DEVTYPE=usb_device
DRIVER=usb
PRODUCT=48d/1234/100
TYPE=0/0/0
BUSNUM=001
DEVNUM=035
SEQNUM=15219
USEC_INITIALIZED=71171319452
ID_VENDOR=PSSD
ID_VENDOR_ENC=PSSD
ID_VENDOR_ID=048d
ID_MODEL=USB3.1
ID_MODEL_ENC=USB3.1
ID_MODEL_ID=1234
ID_REVISION=0100
ID_SERIAL=PSSD_USB3.1
ID_BUS=usb
ID_USB_INTERFACES=:080650:
ID_VENDOR_FROM_DATABASE=Integrated Technology Express, Inc.
ID_MODEL_FROM_DATABASE=Chipsbank CBM2199 Flash Drive
ID_PATH=pci-0000:00:14.0-usb-0:2
ID_PATH_TAG=pci-0000_00_14_0-usb-0_2
ID_FOR_SEAT=usb-pci-0000_00_14_0-usb-0_2
.LOCAL_ifNum=
MAJOR=189
MINOR=34
TAGS=:snap_inkscape_inkscape:snap_cups_cupsd:seat:snap_cups_ippeveprinter:
CURRENT_TAGS=:snap_cups_cupsd:seat:snap_cups_ippeveprinter:snap_inkscape_inkscape:

UDEV  [71172.329262] add      /devices/virtual/bdi/8:48 (bdi)
ACTION=add
DEVPATH=/devices/virtual/bdi/8:48
SUBSYSTEM=bdi
SEQNUM=15226
USEC_INITIALIZED=71172329074

UDEV  [71172.330883] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0 (scsi)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_target
SEQNUM=15220
USEC_INITIALIZED=71172330595
.LOCAL_ifNum=00

UDEV  [71172.338399] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0 (scsi)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_device
MODALIAS=scsi:t-0x00
SEQNUM=15221
USEC_INITIALIZED=71172337995
.LOCAL_ifNum=00
DRIVER=sd

UDEV  [71172.347693] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/scsi_device/3:0:0:0 (scsi_device)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/scsi_device/3:0:0:0
SUBSYSTEM=scsi_device
SEQNUM=15222
USEC_INITIALIZED=71172347452
.LOCAL_ifNum=00

UDEV  [71172.349397] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/scsi_generic/sg3 (scsi_generic)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/scsi_generic/sg3
SUBSYSTEM=scsi_generic
DEVNAME=/dev/sg3
SEQNUM=15223
USEC_INITIALIZED=71172349038
.LOCAL_ifNum=00
MAJOR=21
MINOR=3

UDEV  [71172.351621] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/scsi_disk/3:0:0:0 (scsi_disk)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/scsi_disk/3:0:0:0
SUBSYSTEM=scsi_disk
SEQNUM=15224
USEC_INITIALIZED=71172351409
.LOCAL_ifNum=00

UDEV  [71172.355758] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/bsg/3:0:0:0 (bsg)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/bsg/3:0:0:0
SUBSYSTEM=bsg
DEVNAME=/dev/bsg/3:0:0:0
SEQNUM=15225
USEC_INITIALIZED=71172355436
.LOCAL_ifNum=00
MAJOR=243
MINOR=3

UDEV  [71172.403004] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/block/sdd (block)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/block/sdd
SUBSYSTEM=block
DEVNAME=/dev/sdd
DEVTYPE=disk
DISKSEQ=64
SEQNUM=15227
USEC_INITIALIZED=71172383286
ID_VENDOR=SDK
ID_VENDOR_ENC=SDK\x20\x20\x20\x20\x20
ID_VENDOR_ID=048d
ID_MODEL=SSD
ID_MODEL_ENC=SSD\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20
ID_MODEL_ID=1234
ID_REVISION=5.00
ID_SERIAL=SDK_SSD-0:0
ID_TYPE=disk
ID_INSTANCE=0:0
ID_BUS=usb
ID_USB_INTERFACES=:080650:
ID_USB_INTERFACE_NUM=00
ID_USB_DRIVER=usb-storage
ID_PATH=pci-0000:00:14.0-usb-0:2:1.0-scsi-0:0:0:0
ID_PATH_TAG=pci-0000_00_14_0-usb-0_2_1_0-scsi-0_0_0_0
.LOCAL_ifNum=00
MAJOR=8
MINOR=48
DEVLINKS=/dev/disk/by-id/usb-SDK_SSD-0:0 /dev/disk/by-path/pci-0000:00:14.0-usb-0:2:1.0-scsi-0:0:0:0
TAGS=:systemd:
CURRENT_TAGS=:systemd:

UDEV  [71172.434431] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/block/sdd/sdd1 (block)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/block/sdd/sdd1
SUBSYSTEM=block
DEVNAME=/dev/sdd1
DEVTYPE=partition
DISKSEQ=64
PARTN=1
SEQNUM=15228
USEC_INITIALIZED=71172431313
ID_VENDOR=SDK
ID_VENDOR_ENC=SDK\x20\x20\x20\x20\x20
ID_VENDOR_ID=048d
ID_MODEL=SSD
ID_MODEL_ENC=SSD\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20
ID_MODEL_ID=1234
ID_REVISION=5.00
ID_SERIAL=SDK_SSD-0:0
ID_TYPE=disk
ID_INSTANCE=0:0
ID_BUS=usb
ID_USB_INTERFACES=:080650:
ID_USB_INTERFACE_NUM=00
ID_USB_DRIVER=usb-storage
ID_PATH=pci-0000:00:14.0-usb-0:2:1.0-scsi-0:0:0:0
ID_PATH_TAG=pci-0000_00_14_0-usb-0_2_1_0-scsi-0_0_0_0
.LOCAL_ifNum=00
MAJOR=8
MINOR=49
DEVLINKS=/dev/disk/by-id/usb-SDK_SSD-0:0-part1 /dev/disk/by-path/pci-0000:00:14.0-usb-0:2:1.0-scsi-0:0:0:0-part1
TAGS=:systemd:
CURRENT_TAGS=:systemd:

UDEV  [71172.437566] bind     /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0 (scsi)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0
SUBSYSTEM=scsi
DEVTYPE=scsi_device
DRIVER=sd
MODALIAS=scsi:t-0x00
SEQNUM=15229
USEC_INITIALIZED=71172437461
.LOCAL_ifNum=00