private fun registerCardToken(token: String): io.reactivex.Observable<RegisterCardTokenMutation.RegisterCreditCard> {
    val apolloCall = apolloClient().mutate(RegisterCardTokenMutation.builder().token(token).build())
    return Rx2Apollo.from(apolloCall).map {
        (it.data() as RegisterCardTokenMutation.Data).registerCreditCard()
    }.doOnError({ error ->
        //Log.e("registerCardToke", error.message)
    })


}