SMTP-API-Token erstellen.
transactional-email
The access token received from the authorization server in the OAuth 2.0 flow.
A request object that includes the campaign name tied to the token and whether contacts should be created for email recipients.
A request object to create a SMTP API token
successful operation
A SMTP API token provides both an ID and password that can be used to send email through the HubSpot SMTP API.