public function getRawMessage(): string
    {
        if (null === $this->rawMessage) {
            $this->rawMessage = $this->doGetContent('');
        }

        return $this->rawMessage;
    }
public function getRawMessage(): string
    {
        if (null === $this->rawMessage) {
            $this->rawMessage = $this->doGetContent('');
        }

        return $this->rawMessage;
    }
public function getRawMessage ( ) : string { if ( null === $ this -> rawMessage ) { $ this -> rawMessage = $ this -> doGetContent ( '' ) ; } return $ this -> rawMessage ; }
Get the raw message, including all headers, parts, etc. unencoded and unparsed.

@return string the raw message
Get the raw message including all headers parts etc . unencoded and unparsed .