{ "$schema": "https://json-schema.org/draft/2020-12/schema", "title": "SubscriptionRequest", "type": "object", "properties": { "changeType": { "type": "string", "description": "The type of change to subscribe to." }, "notificationUrl": { "type": "string", "description": "The URL to receive change notifications." }, "resource": { "type": "string", "description": "The resource path to subscribe to. For Copilot interactions use /copilot/interactionHistory/getAllEnterpriseInteractions." }, "expirationDateTime": { "type": "string", "description": "The date and time when the subscription expires." }, "clientState": { "type": "string", "description": "Optional client state value included in each notification for validation." } } }