List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-exclude_provisional&page=5391
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
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            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-02-16T16:08:06.664387Z",
            "ended": "2019-04-19T13:32:07.430410Z",
            "start_waiting": "2019-02-16T16:08:03.112052Z",
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}