block 7 contains the PACs(card number and facility code) in their raw wiegand format. if you look at your output it tells you as much
[=] Block 7 decoder
[+] Binary..................... 110010110000000010000110101
[=] Wiegand decode
[+] [H10301 ] HID H10301 26-bit FC: 44 CN: 538
and yeah. you can change those but why would you? unless you’re looking to buy iclass cards externally and manually reprogram them to be system compatible for you, that’s totally something you can do if your system allows Legacy