List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=auto_start_on_max&page=5544
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "name": "Facebook Weiqi/baduk players",
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            "name": "(oops... late note) tournament 1️⃣2️⃣▫5️⃣❓",
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            "description": "13 or 12? I cannot tell.",
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