Kupowanie 1 vouchera na jedna walizke nr 1:
"vouchers": [
  {
    "model": 1,
    "products": 1,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 1
  },
],

Kupowanie 3 vouchery na jedna walizke nr 1(do jednej osoby):
"vouchers": [
  {
    "model": 1,
    "products": 1,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 3
  },
],

Kupowanie 2 voucherów na jedna walizke nr 1(do różnych osób):
"vouchers": [
  {
    "model": 1,
    "products": 1,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 1
  },
  {
    "model": 1,
    "products": 1,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 1
  },
],

Kupowanie 1 vouchery na trzy walizke nr 1:
"vouchers": [
  {
    "model": 1,
    "products": 3,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 1
  },
],

Kupowanie 1 vouchery na 1 walizke nr 1, 2 vouchery na 1 walizke nr 2, 1 vouchery na 3 walizke nr 3, :
"vouchers": [
  {
    "model": 1,
    "products": 1,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 1
  },
  {
    "model": 2,
    "products": 1,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 2
  },
  {
    "model": 3,
    "products": 3,
    "name": "Spock Bobo",
    "email": "spock@example.org",
    "message": "Happy birthday!",
    "count": 3
  },
],