List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=time_per_move&page=49
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=time_per_move&page=48",
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            "description": "実験なのですぐに終了。ご協力お願いします。",
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                "name": "実験(トーナメント)",
                "summary": "トーナメント機能の実験です。ご協力頂けたら嬉しいO(≧∇≦)o",
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