certificate = $certificate; } /** * Build the message. * * @return $this */ public function build() { $data = $this?->certificate; return $this->subject('Request No: '.requestNumberFormat($data->id).' Name:'.$data?->full_name. ' - Approved') ->attach($data->pdf_url,['content-type','application/pdf']) ->view('backend.mail.certificate_approved_for_hospital',compact('data')); } }