List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-analysis_enabled&page=1025
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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        {
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                "id": 95,
                "name": "France Go Players",
                "summary": "Le groupe pour les joueurs français!",
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