ios – Is it authorized to make use of one other methodology for making cost for cellular apple which is on App Retailer and Playstore?

I am from Côte d’Ivoire and I make a cellular app with react native the place customers pay for including  profil they need to management. 
I need to give to my customers the likelihood to make theirs cost in my app however Apple doesn’t have the way in which of cost we use in my nation ( Orange Cash, Moov Cash, Mtn Cash, Wave, ..). So first, I need to know if it’s a case of Subscription or in-App bought that are within the official documentation and second how can I do it? Can I implement myself theses system payements in my app ? Is it authorized ?

I made a model the place I used net view to point out the web site of payement to my customers however I do not submit this launch to AppStore or Playstore but.