RB_SUBSCRIBE as false in Dialogflow will unsubscribe users from all future broadcasts.RB_SUBSCRIBE, you can subscribe or unsubscribe a contact to the bot by setting the value to true or false respectively. Unsubscribed contacts are excluded from future platform broadcasts.RB_SUBSCRIBE parameter to manage broadcast permissions you should create a custom field in Rocketbots to display a users subscription status. This can be done by using the RB_FIELD_[NAME] parameter together with RB_SUBSCRIBE.