List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-auto_start_on_max&page=349
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Time for another tournament as Northern Hemisphere Summer wanes.  Join up and let's have fun!",
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            "started": "2019-03-17T20:46:26.055242Z",
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}