'encrypted', 'profile_snapshot' => 'array', 'valid_until' => 'datetime', 'activated_at' => 'datetime', 'used_at' => 'datetime', 'synced_at' => 'datetime', ]; } public function sale() { return $this->belongsTo(VoucherSale::class, 'voucher_sale_id'); } public function packageProfile() { return $this->belongsTo(NasPackageProfile::class, 'nas_package_profile_id'); } public function mikrotik() { return $this->belongsTo(NasMikrotik::class, 'nas_mikrotik_id'); } }