List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-description&page=1149
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "started": "2022-05-26T00:46:29.502826Z",
            "ended": "2022-07-03T19:08:14.298969Z",
            "start_waiting": "2022-05-26T00:46:27.842743Z",
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}