How to install Nuki Opener in Aiphone GT1ML model?

Hi all,

My video intercom’s brand is Aiphone, GT1ML model. I have been tried to install Nuki Opener in my apartment and looking forward to seeing your help if anyone knows how to do it. !
I have tired many times, unfortunately no luck with me. Therefore I have attached some photos and my notes to share with you. Thanks for your help.