List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5740
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "started": "2021-05-15T18:30:03.505296Z",
            "ended": "2021-06-27T15:11:05.147610Z",
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}