Custom property in CreateRecord form

Livewire Entangle Error: Livewire property ['data.attributes.10'] cannot be found on component: ['app.filament.resources...']

Section::make(__('Attributes'))
->schema([
    Grid::make(3)
        ->schema(function (Get $get): array {
            $schema = [];

            $attributes = CategoryAttribute::query()
                ->where('category_id', $get('category_id'))
                ->with('options')
                ->select('id', 'name')
                ->get();

            foreach ($attributes as $attribute) {
                $schema[] = Select::make("attributes.$attribute->id")
                    ->required()
                    ->label($attribute->name)
                    ->options($attribute->options->pluck('name', 'id'))
                    ->searchable();
            }

            return $schema;
        })
])
->key('attributes'),

protected function mutateFormDataBeforeFill(array $data): array
{
    /** @var Product $record */
    $record = $this->getRecord();

    $attributes = $record->attributes->keyBy('id');

    return [
        ...$data,
        'attributes' => $attributes->map(fn ($attribute) => $attribute->pivot->value)->toArray(),
    ];
}