{
  "renderer": "TestRenderer",
  "header": [
    { "Subject": "MIME e-mail test" },
    { "From":    "John Doe <john@doe.com.au>" },
    { "To":      "Jane Doe <jane@doe.com.au>" }
  ],
  "alternatives": [
    {
      "attributes": {
        "content_type": "text/html",
        "charset": "utf-8"
      },
      "body": "HTML goes <h3>HERE</h3><br>You can also use variables, like this:<br>E.g. the variable friend = '[% friend %]' and gets rendered when the email object is created."
    }
  ],
  "attachments": [
    {
      "type": "application/pdf",
      "path": "bogus-report.pdf",
      "attributes": { "filename": "report.pdf" }
    }
  ]
}