List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-analysis_enabled&page=314
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "summary": "First priority : HK people join plz                                                                     \nThis group welcomes everyone, but only if you don't be rude.",
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            "time_start": "2020-12-25T12:00:00Z",
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            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
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            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-25T12:00:28.896235Z",
            "ended": "2021-12-18T14:37:58.114894Z",
            "start_waiting": "2020-12-25T12:00:28.271682Z",
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}