List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=64
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=-min_ranking&page=63",
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        {
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            "description": "you can join the Basic Cup. 10kyu-please go to group1\n1D+please go to group3",
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            },
            "description": "No analysis. Counting is good for you.\n\nEnjoy!",
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