result.kt

override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
    when (requestCode) {
        LOAD_PAYMENT_DATA_REQUEST_CODE -> when (resultCode) {
            Activity.RESULT_OK -> {
                data?.let {
                    val paymentData = PaymentData.getFromIntent(it)
                    paymentData?.let { data ->
                        val json = data.toJson()
                        val paymentMethodData = JSONObject(json)
                            .getJSONObject("paymentMethodData")
                        val paymentToken = paymentMethodData
                            .getJSONObject("tokenizationData")
                            .getString("token")
                    }
                }
            }
            Activity.RESULT_CANCELED -> {
                // handle cancelled state
            }
            AutoResolveHelper.RESULT_ERROR -> {
                val status = AutoResolveHelper.getStatusFromIntent(data)
            }
        }
    }
}