List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-exclude_provisional&page=4942
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "id": 14285,
                "name": "-- --- .-. ... . / -.-. --- -.. . / ..-. .-. .. . -. -.. ...",
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            "description": "Hoy jugamos Go , esperando que se conecten y disfruten de jugar, competir y ganar.",
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}