CallRecords is not supported as of now for lifecycle notifications.
Lifecycle notifications are supported for subscriptions created on these resource types:
Outlook message
Outlook event
Outlook personal contact
Teams chatMessage
You can Refer to this document for more information
Since this feature/functionality is presently not available, you can submit a feature request idea using this support link, which will be monitored by Microsoft team and make the enhancements to Microsoft Graph APIs. I will also upvote for you.
Hope this helps.
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