SubscribeToMailchimp.php

<?php

namespace App\Jobs;

use Illuminate\Bus\Queueable;
use Illuminate\Queue\SerializesModels;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Contracts\Queue\ShouldQueue;

use Mailchimp;
use Mail;
use Log;
use App\Models\User;

class SubscribeToMailchimp implements ShouldQueue
{
    use InteractsWithQueue, Queueable, SerializesModels;

    protected $user;
    public $mailchimp;
    public $listId = 'yourid';

    /**
     * Create a new job instance.
     *
     * @return void
     */
    public function __construct(User $user, Mailchimp $mailchimp)
    {
        $this->user = $user;
        $this->mailchimp = $mailchimp;
    }

    /**
     * Execute the job.
     *
     * @return void
     */
    public function handle()
    {
        try {

            $this->mailchimp
                ->lists
                ->subscribe(
                    $this->listId,
                    ['email' => $this->user->email],
                    [
                        'FNAME' => $this->user->first_name,
                        'LNAME' => $this->user->last_name,
                        'MMERGE3' => $this->user->profile->country ? $this->user->profile->country->country : ''
                    ]
                );

        }
        catch (\Mailchimp_List_AlreadySubscribed $e)
        {
            $content = 'The user '.$this->user->email.' has already subscribed {first_name: '.$this->user->first_name.', last_name: '.$this->user->last_name;
            Log::error($content);
        }
        catch (\Mailchimp_Error $e)
        {
            $content = 'The user '.$this->user->email.' had an issue subscribing<br>';
            $content .= $this->user->first_name."<br>";
            $content .= $this->user->last_name."<br>";
            $content .= $this->user->profile->country->country."<br>{";
            $content .= $e."}";
            Log::error($content);
        }
    }
}

Hi,
1.Possible to send email without List_ID..?
2.How to send mail into particular Email...?

Thanks