hid description

$ sudo usbhid-dump -s1:17 | grep -v : | xxd -r -p | hidrd-convert -o spec
Usage Page (FF00h),                     ; FF00h, vendor-defined
Usage (01h),
Collection (Application),
    Report ID (16),
    Report Count (6),
    Report Size (8),
    Logical Minimum (0),
    Logical Maximum (255),
    Usage (01h),
    Input,
    Usage (01h),
    Output,
End Collection,
Usage Page (FF00h),                     ; FF00h, vendor-defined
Usage (02h),
Collection (Application),
    Report ID (17),
    Report Count (19),
    Report Size (8),
    Logical Minimum (0),
    Logical Maximum (255),
    Usage (02h),
    Input,
    Usage (02h),
    Output,
End Collection,
Usage Page (FF00h),                     ; FF00h, vendor-defined
Usage (04h),
Collection (Application),
    Report ID (32),
    Report Count (14),
    Report Size (8),
    Logical Minimum (0),
    Logical Maximum (255),
    Usage (41h),
    Input,
    Usage (41h),
    Output,
    Report ID (33),
    Report Count (31),
    Usage (42h),
    Input,
    Usage (42h),
    Output,
End Collection,
Usage Page (Desktop),                   ; Generic desktop controls (01h)
Usage (Mouse),                          ; Mouse (02h, application collection)
Collection (Application),
    Report ID (2),
    Usage (Pointer),                    ; Pointer (01h, physical collection)
    Collection (Physical),
        Report Count (16),
        Report Size (1),
        Logical Minimum (0),
        Logical Maximum (1),
        Usage Page (Button),            ; Button (09h)
        Usage Minimum (01h),
        Usage Maximum (10h),
        Input (Variable),
        Report Count (2),
        Report Size (12),
        Logical Minimum (-2047),
        Logical Maximum (2047),
        Usage Page (Desktop),           ; Generic desktop controls (01h)
        Usage (X),                      ; X (30h, dynamic value)
        Usage (Y),                      ; Y (31h, dynamic value)
        Input (Variable, Relative),
        Report Count (1),
        Report Size (8),
        Logical Minimum (-127),
        Logical Maximum (127),
        Usage (Wheel),                  ; Wheel (38h, dynamic value)
        Input (Variable, Relative),
        Report Count (1),
        Usage Page (Consumer),          ; Consumer (0Ch)
        Usage (AC Pan),                 ; AC pan (0238h, linear control)
        Input (Variable, Relative),
    End Collection,
End Collection,
Usage Page (Consumer),                  ; Consumer (0Ch)
Usage (Consumer Control),               ; Consumer control (01h, application collection)
Collection (Application),
    Report ID (3),
    Report Count (2),
    Report Size (16),
    Logical Minimum (1),
    Logical Maximum (767),
    Usage Minimum (Consumer Control),   ; Consumer control (01h, application collection)
    Usage Maximum (02FFh),
    Input,
End Collection,
Usage Page (Desktop),                   ; Generic desktop controls (01h)
Usage (Sys Control),                    ; System control (80h, application collection)
Collection (Application),
    Report ID (4),
    Report Count (1),
    Report Size (2),
    Logical Minimum (1),
    Logical Maximum (3),
    Usage (Sys Sleep),                  ; System sleep (82h, one-shot control)
    Usage (Sys Power Down),             ; System power down (81h, one-shot control)
    Usage (Sys Wake Up),                ; System wake up (83h, one-shot control)
    Input,
    Report Size (6),
    Input (Constant, Variable),
End Collection,
Usage Page (FFBCh),                     ; FFBCh, vendor-defined
Usage (88h),
Collection (Application),
    Report ID (8),
    Report Count (1),
    Report Size (8),
    Logical Minimum (1),
    Logical Maximum (255),
    Usage Minimum (01h),
    Usage Maximum (FFh),
    Input,
End Collection,
Usage Page (Desktop),                   ; Generic desktop controls (01h)
Usage (Keyboard),                       ; Keyboard (06h, application collection)
Collection (Application),
    Report Count (8),
    Report Size (1),
    Logical Minimum (0),
    Logical Maximum (1),
    Usage Page (Keyboard),              ; Keyboard/keypad (07h)
    Usage Minimum (KB Leftcontrol),     ; Keyboard left control (E0h, dynamic value)
    Usage Maximum (KB Right GUI),       ; Keyboard right GUI (E7h, dynamic value)
    Input (Variable),
    Input (Constant, Variable),
    Report Count (5),
    Usage Page (LED),                   ; LEDs (08h)
    Usage Minimum (01h),
    Usage Maximum (05h),
    Output (Variable),
    Report Count (1),
    Report Size (3),
    Output (Constant),
    Report Count (6),
    Report Size (8),
    Logical Minimum (0),
    Logical Maximum (255),
    Usage Page (Keyboard),              ; Keyboard/keypad (07h)
    Usage Minimum (None),               ; No event (00h, selector)
    Usage Maximum (FFh),
    Input,
End Collection

scroll events

$ sudo usbhid-dump -s 1:17 -f -e stream
[sudo] password for user: 
Starting dumping interrupt transfer stream
with 1 minute timeout.

001:017:002:STREAM             1593472041.755748
 20 01 02 00 00 00 00 00 02 00 00 00 00 00 00

.001:017:002:STREAM             1593472042.713893
 20 01 02 00 00 00 00 00 FE 00 00 00 00 00 00

.001:017:002:STREAM             1593472044.592233
 20 01 02 00 00 00 00 00 02 00 00 00 00 00 00

.001:017:002:STREAM             1593472045.284699
 20 01 02 00 00 00 00 00 FE 00 00 00 00 00 00

.001:017:002:STREAM             1593472045.454366
 20 01 02 00 00 00 00 00 FE 00 00 00 00 00 00