test topic 2

{
    "options": {"timePerSetInSeconds": 400},
    "sets": [
        [
         {"question": "Test questions 01", "answers": ["1", "2", "3", "4", "lol"], "correct": 3, "imageURL": "https://1.bp.blogspot.com/-1uQRYMklACU/ToQ6aL-5uUI/AAAAAAAAAgQ/9_u0922cL14/s1600/cute-puppy-dog-wallpapers.jpg"},
         {"question": "Test 2", "answers": ["3", "a", "b", "c", "d"], "correctAnswers": [0,1], "imageURL": "https://4.bp.blogspot.com/-MzZCzWI_6Xc/UIUQp1qPfzI/AAAAAAAAHpA/OTwHCJSWFAY/s1600/cats_animals_kittens_cat_kitten_cute_desktop_1680x1050_hd-wallpaper-753974.jpeg"},
         {"question": "Test questions 3", "answers": ["1", "2", "3", "4", "lol"], "correct": 3, "imageURL": "https://3.bp.blogspot.com/-q-0x63I5Fvc/T7phokYwj2I/AAAAAAAADi4/5X31mw0XRDY/s1600/Super+Cute+Cats+Wallpaper+6.jpg"},
         {"question": "Test questions 4", "answers": ["1", "2", "3", "4", "lol"], "correct": 3, "imageURL": "https://media01.money4invest.com/2010/04/funny-cats.jpg"},
         {"question": "Test questions 4", "answers": ["1", "2", "3", "4", "lol"], "correct": 3, "imageURL": "https://2.bp.blogspot.com/-hWMBabmJGbs/Uxn3OZ4gy9I/AAAAAAAAF3E/uSL21X45WnU/s1600/Calico+Cats+HD+Wallpapers+(19).jpg"},
         {"question": "Test question no image", "answers": ["1", "2", "3", "4", "lol"], "correct": 3},
         {"question": "Test question no image 2", "answers": ["1", "2", "3", "4", "lol"], "correct": 3}
        ]
    ]
}