List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=4531
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "トーナメント9回目です",
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            "description": "нужно тренироваться",
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                "id": 12847,
                "name": "Nikoniko ДЕТИ",
                "summary": "",
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            "name": "Fast Correspondence - Aquarius Tournament",
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                "username": "BenVsb",
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            "description": "A double elimination tournament for each astrological signs.\n\nAll members of the Fast Correspondence group are welcome. I send an invitation to all players who have won at least one game in one of the last three tournaments. If there is less than 8 players one week before the beginning, the tournament will be open to everyone.\n\n<h1>Please, avoid delaying your games using the vacation feature. To speed up the game, use conditional move function as often as possible.</h1>\n\nIt is not an obligation, but to learn more and help each other to improve our skill, do a review with your opponent or take note in the malkovich section.",
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                "id": 508,
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                "summary": "Tournaments for people who like to play quick correspondence games.",
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        {
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            "description": "Good luck",
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                "name": "GO Special Tournaments",
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            "description": "มาเล่นหมากล้อมกันน่ะค้าบบบ",
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        {
            "id": 95973,
            "name": "12x12!",
            "director": {
                "id": 126739,
                "username": "🐬Sofiam🐬",
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            "description": "Note: all the games will be unranked.",
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