List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-rules&page=5642
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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                "is_public": true,
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            "id": 71676,
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                "username": "T.G",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/ce44b8f2de5a3b442c0322da59e57745-64.png",
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            "schedule": null,
            "title": null,
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            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
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            "exclude_provisional": false,
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            "started": "2021-02-21T01:05:22.235240Z",
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}