<?php  namespace App\Models;  use App\Observers\IncomingSmsMessageObserver;  class IncomingSmsMessage extends Model { 	public function handleDefaultReply(): ?SmsMessage{}  	public function setFromAttribute(string $value): void{}  	public function setToAttribute(string $value): void{}  	protected static function initObservers(): ?string 	{ 		return IncomingSmsMessageObserver::class; 	} }