After successful ARB transaction,automatic recuiring will perform but if the user credit card has expired,his subscription will also get expired then how my website will know that this particular subscription is expired & stop providing services to him/her.Is arb reply after 2nd or other recurring billing is successfull of particular subscription?how?
Notifications for subscriptions that have cards that are expiring can be set via email or webhooks.
1. Log into the account at https://login.authorize.net
2. Go to Recurring Billing
3. Go to Configure ARB Email Notifications
See the documentation here -