{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/Event", "title": "Event", "type": "object", "description": "An event in a user calendar or the default calendar of a Microsoft 365 group. Contains event details, scheduling, recurrence, attendees, and location information.", "properties": { "id": { "type": "string", "readOnly": true, "description": "Unique identifier for the event.", "example": "abc123" }, "subject": { "type": "string", "description": "The text of the event's subject line.", "example": "example_value" }, "body": { "$ref": "#/components/schemas/ItemBody" }, "bodyPreview": { "type": "string", "readOnly": true, "description": "A preview of the message associated with the event.", "example": "example_value" }, "start": { "$ref": "#/components/schemas/DateTimeTimeZone" }, "end": { "$ref": "#/components/schemas/DateTimeTimeZone" }, "location": { "$ref": "#/components/schemas/Location" }, "locations": { "type": "array", "items": { "$ref": "#/components/schemas/Location" }, "description": "The locations where the event is held or attended from.", "example": [] }, "attendees": { "type": "array", "items": { "$ref": "#/components/schemas/Attendee" }, "description": "The collection of attendees for the event.", "example": [] }, "organizer": { "$ref": "#/components/schemas/Recipient" }, "isAllDay": { "type": "boolean", "description": "Set to true if the event lasts all day.", "example": true }, "isCancelled": { "type": "boolean", "readOnly": true, "description": "Set to true if the event has been canceled.", "example": true }, "isOrganizer": { "type": "boolean", "readOnly": true, "description": "Set to true if the calendar owner is the organizer.", "example": true }, "isOnlineMeeting": { "type": "boolean", "description": "Whether the event is an online meeting.", "example": true }, "onlineMeetingProvider": { "type": "string", "enum": [ "unknown", "teamsForBusiness", "skypeForBusiness", "skypeForConsumer" ], "description": "The online meeting service provider.", "example": "unknown" }, "onlineMeetingUrl": { "type": "string", "format": "uri", "readOnly": true, "description": "A URL for an online meeting.", "example": "https://www.example.com" }, "onlineMeeting": { "$ref": "#/components/schemas/OnlineMeetingInfo" }, "recurrence": { "$ref": "#/components/schemas/PatternedRecurrence" }, "seriesMasterId": { "type": "string", "readOnly": true, "description": "The ID for the recurring series master item.", "example": "500123" }, "type": { "type": "string", "enum": [ "singleInstance", "occurrence", "exception", "seriesMaster" ], "readOnly": true, "description": "The event type.", "example": "singleInstance" }, "showAs": { "type": "string", "enum": [ "free", "tentative", "busy", "oof", "workingElsewhere", "unknown" ], "description": "The status to show.", "example": "free" }, "importance": { "type": "string", "enum": [ "low", "normal", "high" ], "description": "The importance of the event.", "example": "low" }, "sensitivity": { "type": "string", "enum": [ "normal", "personal", "private", "confidential" ], "description": "The sensitivity of the event.", "example": "normal" }, "responseStatus": { "$ref": "#/components/schemas/ResponseStatus" }, "responseRequested": { "type": "boolean", "description": "Whether the organizer would like an invitee to send a response.", "example": true }, "allowNewTimeProposals": { "type": "boolean", "description": "Whether new time proposals are allowed for the event.", "example": true }, "categories": { "type": "array", "items": { "type": "string" }, "description": "The categories associated with the event.", "example": [] }, "hasAttachments": { "type": "boolean", "readOnly": true, "description": "Whether the event has attachments.", "example": true }, "iCalUId": { "type": "string", "readOnly": true, "description": "A unique identifier across calendars (RFC 2445).", "example": "500123" }, "webLink": { "type": "string", "format": "uri", "readOnly": true, "description": "The URL to open the event in Outlook on the web.", "example": "https://www.example.com" }, "createdDateTime": { "type": "string", "format": "date-time", "readOnly": true, "description": "The date and time the event was created.", "example": "2026-01-15T10:30:00Z" }, "lastModifiedDateTime": { "type": "string", "format": "date-time", "readOnly": true, "description": "The date and time the event was last modified.", "example": "2026-01-15T10:30:00Z" }, "reminderMinutesBeforeStart": { "type": "integer", "description": "The number of minutes before the event start time for the reminder alert.", "example": 10 }, "transactionId": { "type": "string", "description": "A custom identifier for the client to avoid redundant POST operations when client retries.", "example": "500123" } } }