<?php         return [
            'index' => 1,
            'invoiceUid' => strtoupper(fake()->sha1()),
            'authenticationCode' => strtoupper(fake()->sha1()),
            'invoiceMark' => fake()->numerify("900000#########"),
            'paymentMethodMark' => fake()->numerify("900000#########"),
            'qrUrl' => fake()->url(),