saveCredentialsSmartLock.kt

val credential = Credential.Builder(login)
                           .setName(login)
                           .setPassword(password)
                           .build()

RxGoogleSmartLockManager.storeCredentials(context, credential)
                        .subscribe({ 
                          Toast.makeText(this, "Credential stored successfully", Toast.LENGTH_SHORT).show() 
                        }, { 
                          Toast.makeText(this, "Failed storing credential: $it", Toast.LENGTH_SHORT).show() 
                        })