List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=players_start&page=4511
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "subsequent_pairing_method": "strength",
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            "analysis_enabled": true,
            "exclusivity": "open",
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            "ended": "2023-05-02T09:51:47.565331Z",
            "start_waiting": "2022-07-01T02:00:47.732202Z",
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}