List all tournaments or create a new tournament.

GET /api/v1/tournaments/?ordering=auto_start_on_max&page=5627
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "name": "The Nines 9x9 ",
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            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-07-06T12:14:16.702258Z",
            "ended": "2019-07-19T20:47:54.768823Z",
            "start_waiting": "2019-07-06T12:14:09.111639Z",
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}