ldc-dam/app/Models/Societe.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Societe extends Model
{
    // * RELATIONSHIPS

    /**
     * BelongsToMany media relation
     *
     * The media that belong to the societes.
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
     */
    public function mediaList()
    {
        return $this->belongsToMany(Media::class);
    }
}