List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=724
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
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