List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-players_start&page=575
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
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            "exclusivity": "open",
            "started": "2021-10-02T14:42:12.039686Z",
            "ended": "2022-02-14T03:57:38.239702Z",
            "start_waiting": "2021-10-02T14:42:11.845592Z",
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}