google script send email

1MailApp.sendEmail({
2    to: "recipient@example.com",
3    subject: "Logos",
4    htmlBody: "inline Google Logo<img src='cid:googleLogo'> images! <br>" +
5              "inline YouTube Logo <img src='cid:youtubeLogo'>",
6    inlineImages:
7      {
8        googleLogo: googleLogoBlob,
9        youtubeLogo: youtubeLogoBlob
10      }
11  });