Optional
AttachmentsAttachments
Optional
BccBcc recipients email addresses only
Optional
CcCC recipients
Sender address
Optional
HeadersOptional message headers
Header in key value
Optional
HTMLMessage body (HTML)
Optional
ReplyOptional Reply-To recipients
Optional
SubjectEmail message subject
Optional
TagsMailpit tags
Optional
TextMessage body (text)
To recipients
Request parameters for the sendMessage() API.