Android Question How to use Facebook AccountKit

[Sai Main Seng Kham]

Hi
i want to use this
https://developers.facebook.com/docs/accountkit/android

on b4a

*i want to use sms verification on my app login with phone number page.
i found this on forum.
https://www.b4x.com/android/forum/threads/sms-retriever-api.102246/

but i did not understand this
i thinks the facebook toolkit will be easy for me
so , how do i can use the facebook accountkit on b4a

please reply my thread.
thanks you