get https://sandbox-api.onsched.com/setup/v1/locations//email/templates/
Use this endpoint to return the requested Email Template. The template is from the primary business location. If it wasn't customized the default template is returned. The response content is in html format. A valid emailTemplate name is required. Find template names by using the GET /setup/v1/locations/{id}/email/templates endpoint. Note: The master template cannot be accessed here.