ldc-crm/app/Models/CustomerOptInHistory.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class CustomerOptInHistory extends Model
{
    use HasFactory;

    protected $table = "customer_opt_in_history";

    /**
     * Customer BelongsTo relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function customer()
    {
        return $this->belongsTo(Customer::class);
    }

    /**
     * Brand BelongsTo relation
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function brand()
    {
        return $this->belongsTo(Brand::class);
    }
}