data.json

[
  {
    "Id":1,
    "Name":"Invoice",
    "Orders":[
      {
        "Id":1,
        "OrderItems":[
          {
            "Id":1,
            "Qty":5,
            "Product":{
              "Id":1,
              "Name":"TX Spell .NET",
              "Description":"Spell checking component",
              "Available":true,
              "Price":249.56,
              "Serial":"AA6765653"
            },
            "Price":200.56
          },
          {
            "Price":4433.44
          }
        ]
      }
    ]
  }
]