Microsoft Outlook webhook allows you to listen to notification changes about resources in your Microsoft environment. For more information, visit the Microsoft Graph documentation.

​
Sample Event

[
	{
		"changeType": "created",
		"clientState": "SecretClientState",
		"resource": "Users/user/Messages/message",
		"resourceData": {
			"@odata.etag": "W/\"CQAAABYAAABE/FMrH6NyT5Skciou58geAAA0DIg+\"",
			"@odata.id": "Users/user/Messages/message",
			"@odata.type": "#Microsoft.Graph.Message",
			"id": "id"
		},
		"subscriptionExpirationDateTime": "2023-01-10T23:00:00+00:00",
		"subscriptionId": "77cb9298-6f94-4701-8c29-1aba7ae5f3b6",
		"tenantId": "aaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaa"
	}
]