{"challenge_id": "05lOXM9zsvxBc0PAqKrcq7B9", "round": 1, "total_rounds": 2, "reference": "\u25b2", "choices": [{"id": "r1U-KupVosgH", "symbol": "\u25b2"}, {"id": "Pxt1J26OrtoA", "symbol": "\u2665"}, {"id": "G1XWvJ5FIQ-9", "symbol": "\u25cf"}, {"id": "JgUc3QbqZ_h3", "symbol": "\u2605"}, {"id": "YkJnXJs1uD7h", "symbol": "\u271a"}, {"id": "FB3djgyP_Ewm", "symbol": "\u2600"}], "ok": true, "prompt": "Tap the icon that matches the large symbol."}