books.json

{
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      "name": "Java"
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    {
      "id": 2,
      "name": "Python"
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    {
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      "name": "JavaScript"
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    {
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      "name": "C#"
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  "friends": [
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    {
      "id": 3,
      "name": "Mike",
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  "books": [
    {
      "id": 1,
      "title": "Head First Java",
      "author": "Kathy Sierra, Bert Bates",
      "publish": "2003-02-09",
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      "title": "Effective Java",
      "author": "Joshua Bloch",
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    {
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      "title": "Java Concurrency in Practice",
      "author": "Brian Goetz",
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    {
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      "title": "Learning Python",
      "author": "Mark Lutz",
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    {
      "id": 5,
      "title": "Fluent Python",
      "author": "Luciano Ramalho",
      "publish": "2015-08-20",
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      "complete": 80,
      "friendId": 3
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    {
      "id": 6,
      "title": "Python for Data Analysis",
      "author": "Wes McKinney",
      "publish": "2012-10-01",
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    {
      "id": 7,
      "title": "JavaScript: The Good Parts",
      "author": "Douglas Crockford",
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      "id": 8,
      "title": "Eloquent JavaScript",
      "author": "Marijn Haverbeke",
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      "id": 9,
      "title": "JavaScript: The Definitive Guide",
      "author": "David Flanagan",
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      "title": "C# in Depth",
      "author": "Jon Skeet",
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      "title": "Pro C# 7",
      "author": "Andrew Troelsen",
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      "id": 12,
      "title": "C# 8.0 and .NET Core 3.0",
      "author": "Mark J. Price",
      "publish": "2019-10-10",
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      "id": 13,
      "title": "ASP.NET Core in Action",
      "author": "Andrew Lock",
      "publish": "2018-11-14",
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      "complete": 60,
      "friendId": 0
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    {
      "id": 14,
      "title": "Pro ASP.NET Core MVC 2",
      "author": "Adam Freeman",
      "publish": "2017-11-28",
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}