List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=rules&page=63
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "started": "2024-06-09T04:00:50.577696Z",
            "ended": "2024-12-11T15:54:31.991014Z",
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}