{
  "customer": [
    {
      "id": 1,
      "firstname": "John",
      "lastname": "Smith"
    },
    {
      "id": 2,
      "firstname": "John",
      "lastname": "Doe"
    }
  ],
  "order": [
    {
      "id": 1,
      "desc": "First order",
      "customerId": 1
    },
    {
      "id": 2,
      "desc": "Repeat Customer",
      "customerId": 2
    }
  ],
  "item": [
    {
      "id": 1,
      "desc": "Bike",
      "orderId": 1
    },
    {
      "id": 2,
      "desc": "Gas",
      "orderId": 1
    },
    {
      "id": 3,
      "desc": "Car",
      "orderId": 1
    },
    {
      "id": 4,
      "desc": "Table",
      "orderId": 2
    },
    {
      "id": 5,
      "desc": "Chairs",
      "orderId": 2
    },
    {
      "id": 6,
      "desc": "Dishes",
      "orderId": 2
    }
  ]
}