List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5805
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "VFNPNV 2023.FEB 19X19 tournament 13K~11K",
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        {
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            "min_ranking": 17,
            "max_ranking": 22,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2007-12-25T15:07:00Z",
            "ended": "2008-04-13T01:27:00Z",
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}