| Name | Description | Type | Additional information |
|---|---|---|---|
| BookingReference | string |
None. |
|
| UserId | globally unique identifier |
None. |
|
| CancellationReason | AppointmentCancellationReason |
None. |
|
| AppointmentCancelledBy | AppointmentCancelledBy |
None. |
|
| SupressCanxNotificationToExpert | boolean |
None. |