List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=537
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=max_ranking&page=536",
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            "description": "NOTE TO ALL PLAYERS OF THE MEMORIAL WEEKEND TOURNAMENT: Due to my own stupidity and lack of experience with the site, I unwittingly started the games early, causing most of the matches to time out. My deepest apologies go out to you guys, and I hope that my next experience organizing a tournament turns out better.",
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                "id": 43,
                "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": "Meenoi’s Tournament ครั้งที่ 0.1",
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                "name": "We pIay",
                "summary": "ขอใช้กลุ่มนี้เป็นที่นัดหมายแข่งขันนะครับ",
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