List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-time_per_move&page=4632
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "The tournament was requested b y Arrow A6 and is now granted. Ergo this Tournament is dedicated to Arrow A6:) Have fun, and join the World Wide Go Association (WWGA) if you want:D",
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