Spree Admin SDK
Discard an email template draft
Required scope: write_email_templates (for API-key authentication).
DELETE
Spree Admin SDK
Authorizations
Secret API key for admin access
JWT token for admin user authentication
Headers
Bearer token for admin authentication
Path Parameters
The template key with dots
Query Parameters
A language code, or any (the default)
The draft's lock_version as last seen; a draft saved since is refused with 409
Response
200 - application/json
draft discarded
Available options:
email, layout, partial 
