OptionalattachmentsAn array of files to attach to the message.
OptionalbccAn array of bcc recipients.
OptionalbodyThe full HTML message body. Messages with only plain-text representations are up-converted to HTML.
OptionalccAn array of cc recipients.
OptionalcustomAn array of custom headers to add to the message.
OptionalfromAn array of name/email address pairs that the message was sent from. This is usually one pair only, but can be many.
OptionalisWhen true, the message body is sent as plain text and the MIME data doesn't include the HTML version of the message. When false, the message body is sent as HTML. Defaults to false.
OptionalreplyAn array of name and email pairs that override the sent reply-to headers.
OptionalreplyThe ID of the message that you are replying to.
OptionalsendUnix timestamp to send the message at.
OptionalstarredWhether or not the message has been starred by the user.
OptionalsubjectThe message subject.
An array of message recipients.
OptionaltrackingOptions for tracking opens, links, and thread replies.
Interface representing a request to create a draft.