List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-auto_start_on_max&page=632
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
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            "name": "이 게임은 니가 주인공이야!!",
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