package Ġcom . eg env all . s ke pp sk lock a . network Ċ import Ġcom . eg env all . s ke pp sk lock a . model . Server Response Ċ import Ġrx . Observable ĊĊ Ċ interface ĠFirebase Interactor Ġ{ ĊĠĠĠ Ġfun Ġpost Push Notification ( message : String ) Ġ: ĠObservable < Server Response > Ċ }