action microsoft_cancel_event { label: "Cancel event" description: "Cancel a meeting as its organizer and notify attendees." provider: microsoft method: POST path: "/v1.0/me/events/{event_id}/cancel" scopes: ["Calendars.ReadWrite"] input: @json { { "type": "object", "required": ["event_id"], "additionalProperties": false, "properties": { "event_id": { "type": "string", "description": "Id of the event to cancel." }, "comment": { "type": "string", "description": "Cancellation message sent to attendees." } } } } }