List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=87
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-02-18T02:23:52.301246Z",
            "ended": "2019-05-05T19:25:50.209875Z",
            "start_waiting": "2019-02-18T02:23:51.861841Z",
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}