List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=4614
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "id": 46893,
            "name": "9x9 Lovers Tournament",
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            "description": "This is a corespondence tournament for 9x9 lovers.",
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                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
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            "description": "5 ტურს თამაშობს ყველა. ადგილები განაწილდება მოგებების მიხედვით.",
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