Unsubscribe from a topic

Use the Send an event API to inform Blueshift about the topics a customer in no longer interested in.

• Set event as unsubscribe_interest to indicate that the customer is unsubscribing from an interest alert.
• Specify at least one of the following: customer_id, event, device_id, cookie, or email.
• Specify the topic that the customer is no longer interested in receiving updates about. This is a mandatory field.