Laravel\Cashier\Billable::findInvoice PHP Метод

    public function findInvoice($id)
    {
        try {
            $invoice = BraintreeTransaction::find($id);
            if ($invoice->customerDetails->id != $this->braintree_id) {
                return;
            }
            return new Invoice($this, $invoice);
        } catch (Exception $e) {
            //
        }
    }