Fonts are set on styles like this:
{ “font-family-ios”: “Lato-Regular”, “font-family-android”: “Lato-Regular” }
Font names are never with spaces in them and they might not be identical for iOS and Android. Inclusion of any new fonts will require a new build for your client. In order to include a font for your client, please provide a licensed OTF version of the font to your account manager.
Lato-Regular
OpenSans-Bold
OpenSans-SemiboldItalic
Didot
PoiretOne-Regular
SF-UI-Display-Black