List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=auto_start_on_max&page=5864
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "exclude_provisional": true,
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            "subsequent_pairing_method": "slaughter",
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            "start_waiting": "2021-09-21T06:09:11.910361Z",
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}