'datetime', 'quantity' => 'integer', 'wholesale_price_centavos' => 'integer', 'is_prepaid' => 'boolean', ]; } public function store(): BelongsTo { return $this->belongsTo(PartnerStore::class, 'store_id'); } public function batch(): BelongsTo { return $this->belongsTo(QrCodeBatch::class, 'batch_id'); } }