rs-admin/app/Models/Admin.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Foundation\Auth\User as Authenticatable;

class Admin extends Authenticatable
{
    protected $guard_name = 'admin';
    protected $table = 'admins';

    protected $fillable = [
        'name', 'email', 'password','attachment_id','status'
    ];

    /**
     * The attributes that should be hidden for arrays.
     *
     * @var array
     */
    protected $hidden = [
        'password', 'remember_token',
    ];

}