Sends a properly formatted MIME message. A session key must be submitted via the X-Session-Key header. If the MIME string is improperly formatted, the message will be saved as a draft. A successful transaction will receive a 200 status code.
The SendMimeMessageRequestData model is required in the request body. || The MimeMessage string must be a valid MIME message. || At least one recipient must be specified.
The X-Session-Key header is missing. || Bad session key. || Session key expired. || Recipient Invalid - To recipient is [ToEmailAddress]. || Recipient Invalid - Cc recipient is [CcEmailAddress]. || Recipient Invalid - Bcc recipient is [BccEmailAddress]. || File sizes greater than 32 MB are not supported. || The custom notification template '{template name}' was not found. || The CRM Custom ID exceeds maximum length.