List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=analysis_enabled&page=4275
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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                "id": 3207,
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            "description": "Tired of being laid waste by SDK?",
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            "description": "OGSの多面打ちに慣れてない方のために13路盤にしてみました。最大9面打ちの対局ということになります。いろんな棋力の人が参加できるようになっています。勝ち負けを気にせず、楽しみましょう。",
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            "description": "Go to our group page to read rules.\n\n<big>IF you are in another Ultra tournament you will be disqualified from both",
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