List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-first_pairing_method&page=5265
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Everyone is welcome. It is capped at 16 players. An identical tournament that starts after one month or at 16 players will be created as soon as this tournament starts.\n\n\nPauses are not allowed.",
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