/home/kueuepay/public_html/app/Notifications/Admin/SendEmailToAll.php
<?php

namespace App\Notifications\Admin;

use Illuminate\Bus\Queueable;
use Illuminate\Notifications\Messages\MailMessage;
use Illuminate\Notifications\Notification;
use Illuminate\Support\HtmlString;

class SendEmailToAll extends Notification
{
    use Queueable;

    protected $message;

    /**
     * Create a new notification instance.
     *
     * @return void
     */
    public function __construct(array $message)
    {
        $this->message = $message;
    }

    /**
     * Get the notification's delivery channels.
     *
     * @param  mixed  $notifiable
     * @return array
     */
    public function via($notifiable)
    {
        return ['mail'];
    }

    /**
     * Get the mail representation of the notification.
     *
     * @param  mixed  $notifiable
     * @return \Illuminate\Notifications\Messages\MailMessage
     */
    public function toMail($notifiable)
    {
        $subject = $this->message['subject'];
        $message = $this->message['message'];

        $firstname = $notifiable->firstname;

        return (new MailMessage)
                    ->greeting('Hey ' . $firstname . "!")
                    ->subject($subject)
                    ->line(new HtmlString($message));
    }

    /**
     * Get the array representation of the notification.
     *
     * @param  mixed  $notifiable
     * @return array
     */
    public function toArray($notifiable)
    {
        return [
            //
        ];
    }
}
Error Handling

Error Handling

In case of an error, the API will return an error response containing a specific error code 400, 403 Failed and a user-friendly message. Refer to our API documentation for a comprehensive list of error codes and their descriptions.