List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=193
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "summary": "Like to play on a 13 x 13 board?",
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            "time_start": "2026-01-02T21:00:00Z",
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            "subsequent_pairing_method": "slaughter",
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            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2026-01-02T10:24:12.927638Z",
            "ended": "2026-06-15T20:58:31.905211Z",
            "start_waiting": "2026-01-02T10:24:12.807113Z",
            "board_size": 13,
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            "player_count": 5,
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}