List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=338
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "exclude_provisional": true,
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                "is_public": true,
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            "subsequent_pairing_method": "slaughter",
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            "max_ranking": 20,
            "analysis_enabled": true,
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            "started": "2025-11-03T22:29:30.080733Z",
            "ended": "2026-01-04T20:15:34.059560Z",
            "start_waiting": "2025-11-03T22:29:29.839548Z",
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            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 5,
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    ]
}