Save a template from a workbook

post https://api.sigmacomputing.com/v2/workbooks/{workbookId}/saveTemplate

Create a workbook template from an existing workbook.

Retrieve the workbookId by calling the /v2/workbooks endpoint.
The template owner defaults to the user associated with the API credentials. You can specify an owner in the request body with the ownerId. Retrieve the user ID to use as the ownerID by calling the /v2/members endpoint and using the memberId included in the response.