List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=ended&page=3603
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=ended&page=3602",
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            "description": "Выиграйте этот Кубок!\nИнформация: Ваш выигранный Кубок Апреля Вы получите автоматически на сайте ОГС.\nЖелаю удачи всем участникам!",
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                "name": "Любители игры го",
                "summary": "Здесь я провожу разные турниры, рад новым участникам.",
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