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explain me about how usb communication work. packets. frames. pipes. headers

Hello. i have sniffed usb communication to a some device.

got such result :

packet to usb device :

00 00 00 00 01 00 00 00 06 00 03 00 03 00 00 00 00 00 00 00 02 00 00 00 01 00 00 00 1F 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 53 42 43 A0 F8 33 70 24 00 00 00 80 00 06 12 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00

reply from usb device : 00 03 00 00 00 06 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1F 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

packet to device : 00 00 00 00 01 00 00 00 07 00 03 00 03 00 00 00 01 00 00 00 01 00 00 00 00 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

reply from usb device : 00 03 00 00 00 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 00 55 53 42 20 20 20 20 20 44 6F 6E 67 6C 65 20 33 32 20 20 20 20 20 20 20 31 2E 30 30

as i understand here contain number of request, it lenght, data etc.

i see here something like header 49 bytes

i need someone explain me about it if you good in this

Skills: Electrical Engineering, Electronics, Engineering, Microcontroller, Wireless

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