List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-handicap&page=5860
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "This is the set-up for tomorrow's tournament, I hope that the time constraints work to give us some exciting games.",
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            "description": "Und wieder steht ein Go Turnier an!",
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                "summary": "In dieser Gruppe soll ein kleines Go Turnier für die Let's GameDev Community stattfinden.",
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            "start_waiting": "2023-04-30T15:01:49.605860Z",
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}