# Cancel Subscription Request The cancel subscription request details. ## Structure `CancelSubscriptionRequest` ## Fields | Name | Type | Tags | Description | Getter | Setter | | --- | --- | --- | --- | --- | --- | | `reason` | `string` | Required | The reason for the cancellation of a subscription.

**Constraints**: *Minimum Length*: `1`, *Maximum Length*: `128`, *Pattern*: `^.*$` | getReason(): string | setReason(string reason): void | ## Example (as JSON) ```json { "reason": "reason8" } ```