List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-description&page=18
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=-description&page=17",
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                "name": "😀Korea Go한국바둑😀",
                "summary": "많이 가입해주세요. 한국분 환영",
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            "description": "최후의 승자를 가린다!",
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            "description": "좋은 선수들이 많아지고 있습니다^^",
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