List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=5607
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "Greg's February 2023 13x13",
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            "name": "The 31st Murase Go Group Tournament",
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            "description": "毎月27日に開催される定例トーナメントです。これは第三十一回村瀬碁グループ定例トーナメントです。2021年4月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 31st tournament that starts on April 27th, 2021.",
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            "description": "ken12345さん、yutakamiさん、bkbkさん、ちゃんやすさん、waka takaさん、Joel Barrettさん、はっしーのアカウントさん",
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                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
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            "name": "XXIII TORNEO DE ENTRENAMIENTO DE GO EN KANIK",
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            "description": "Esta noche jugamos Go, preparándonos para el campeonato de febrero. ¿Quién será el campeón?",
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