Microsoft Outlook events

This article provides the properties and schema for Microsoft Outlook events that the Microsoft Graph API publishes. For an introduction to event schemas, see CloudEvents schema.

Available event types

Event name	Description
Microsoft.Graph.EventCreated	Triggered when an event in Outlook is created.
Microsoft.Graph.EventUpdated	Triggered when an event in Outlook is updated.
Microsoft.Graph.EventDeleted	Triggered when an event in Outlook is deleted.
Microsoft.Graph.ContactCreated	Triggered when a contact in Outlook is created.
Microsoft.Graph.ContactUpdated	Triggered when a contact in Outlook is updated.
Microsoft.Graph.ContactDeleted	Triggered when a contact in Outlook is deleted.
Microsoft.Graph.MessageCreated	Triggered when a message in Outlook is created.
Microsoft.Graph.MessageUpdated	Triggered when a message in Outlook is updated.
Microsoft.Graph.MessageDeleted	Triggered when a message in Outlook is deleted.

Example event

When an event is triggered, the Event Grid service sends data about that event to subscribing destinations. This section contains an example of what that data would look like for each Outlook event.

Microsoft.Graph.EventCreated event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.EventCreated",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Events/<event-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "created",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Events('<event id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<event id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Events('<event id>')",
			"@odata.type": "#Microsoft.OutlookServices.Event",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.EventUpdated event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.EventUpdated",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Events/<event-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "updated",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Events('<event id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<event id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Events('<event id>')",
			"@odata.type": "#Microsoft.OutlookServices.Event",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.EventDeleted event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.EventDeleted",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Events/<event-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "deleted",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Events('<event id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<event id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Events('<event id>')",
			"@odata.type": "#Microsoft.OutlookServices.Event",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.ContactCreated event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.ContactCreated",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Contacts/<contact-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "created",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Contacts('<contact id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<contact id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Contacts('<contact id>')",
			"@odata.type": "#Microsoft.OutlookServices.Contact",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.ContactUpdated event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.ContactUpdated",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Contacts/<contact-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "updated",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Contacts('<contact id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<contact id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Contacts('<contact id>')",
			"@odata.type": "#Microsoft.OutlookServices.Contact",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.ContactDeleted event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.ContactDeleted",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Contacts/<contact-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "deleted",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Contacts('<contact id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<contact id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Contacts('<contact id>')",
			"@odata.type": "#Microsoft.OutlookServices.Contact",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.MessageCreated event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.MessageCreated",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Users/<user-id>/Messages/<messaeg-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "created",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "Users/<user-id>/Messages/<message-id>",
		"clientState": "<client state>",
		"tenantId":"<tenant-id>",
		"resourceData": {
			"Id": "<message id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "Users/<user-id>/Messages/<message-id>",
			"@odata.type": "#Microsoft.OutlookServices.Message",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.MessageUpdated event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.MessageUpdated",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Messages/<message-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "updated",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Messages('<message id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<message id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Messages('<message id>')",
			"@odata.type": "#Microsoft.OutlookServices.Message",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Microsoft.Graph.MessageDeleted event

{
	"id": "00d8a100-2e92-4bfa-86e1-0056dacd0fce",
	"type": "Microsoft.Graph.MessageDeleted",
	"source": "/tenants/<tenant-id>/applications/<application-id>",
	"subject": "Message/<messaeg-id>",
	"time": "2024-05-22T22:24:31.3062901Z",
	"datacontenttype": "application/json",
	"specversion": "1.0",
	"data": {
		"@odata.type": "#Microsoft.OutlookServices.Notification",
		"Id": null,
		"SubscriptionExpirationDateTime": "2024-06-22T23:56:30.1307708Z",
		"ChangeType": "deleted",
		"subscriptionId": "MTE1MTVlYTktMjVkZS00MjY3LWI1YzYtMjg0NzliZmRhYWQ2",
		"resource": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Messages('<message id>')",
		"clientState": "<client state>",
		"resourceData": {
			"Id": "<message id>",
			"@odata.etag": "<tag id>",
			"@odata.id": "https://outlook.office365.com/api/beta/Users('userId@tenantId')/Messages('<message id>')",
			"@odata.type": "#Microsoft.OutlookServices.Message",
			"OtherResourceData": "<some other resource data>"
		}
	}
}

Event properties

An event has the following top-level data:

Property	Type	Description
source	string	The tenant event source. This field isn't writeable. Microsoft Graph API provides this value.
subject	string	Publisher-defined path to the event subject.
type	string	One of the event types for this event source.
time	string	The time the event is generated based on the provider's UTC time
id	string	Unique identifier for the event.
data	object	Event payload that provides the data about the resource state change.
specversion	string	CloudEvents schema specification version.

---

The data object has the following properties:

Property	Type	Description
changeType	string	The type of resource state change.
resource	string	The resource identifier for which the event was raised.
tenantId	string	The organization ID where the user or contact is kept.
clientState	string	A secret provided by the user at the time of the Graph API subscription creation.
@odata.type	string	The Graph API change type.
@odata.id	string	The Graph API resource identifier for which the event was raised.
id	string	The resource identifier for which the event was raised.
organizationId	string	The Outlook tenant identifier.
eventTime	string	The time when the resource state occurred.
sequenceNumber	string	A sequence number.
subscriptionExpirationDateTime	string	The time in Request for Change (RFC) 3339 format at which the Graph API subscription expires.
subscriptionId	string	The Graph API subscription identifier.
tenantId	string	The Outlook tenant identifier.
otherResourceData	string	Placeholder that represents one or more dynamic properties that might be included in the event.

Next steps

• For an introduction to Azure Event Grid's Partner Events, see Partner Events overview
• For information on how to subscribe to Microsoft Graph API to receive Outlook events, see subscribe to Azure Graph API events.
• For information about Azure Event Grid event handlers, see event handlers.
• For more information about creating an Azure Event Grid subscription, see create event subscription and Event Grid subscription schema.
• For information about how to configure an event subscription to select specific events to be delivered, consult event filtering. You might also want to refer to filter events.