Create a self-mailer. Note that you can supply one of the following:

  • HTML content for the inside and outside of the self-mailer
  • A template ID for the inside and outside of the self-mailer
  • A URL or file for a 2 page PDF where the first page is the outside of the self-mailer and the second page is the inside
  • Upload the aforementioned PDF file via a multipart form upload request
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Click Try It! to start a request and see the response here!