List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=340
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "subsequent_pairing_method": "slaughter",
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            "analysis_enabled": true,
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            "started": "2026-03-07T07:15:23.618550Z",
            "ended": "2026-04-13T14:34:42.562596Z",
            "start_waiting": "2026-03-07T07:15:23.349492Z",
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    ]
}