AMIGA 500 Keyboard Interface with Arduino Leonardo Pro Micro

Hello everyone, I wanted to ask you can connect an Amiga 500 keyboard to Arduino Leonardo Pro Micro?
found this image

but I’m not sure of the links. can someone help me?

from the image it looks like:
1 Black thread -----------> point 7
2 Brown thread -----------> point 6
3 Red thread -----------> point 5
4 orange thread -----------> point 4
5 empty
6 Green thread -----------> point 2
7 Blue thread -----------> point GND
8 Purple thread -----------> point GND

thank you