List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=125
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Welcome! Players are expected to play at least 2 moves per day. No pause.There is no mid-game analysis so have fun with your imagination ^^.",
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                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
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                "name": "Felix the Phoenix's Go Club of Fun",
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