List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=min_ranking&page=3837
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "exclude_provisional": true,
            "group": {
                "id": 508,
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                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
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            "time_start": "2019-08-15T13:00:00Z",
            "players_start": 10,
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            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-08-16T19:23:23.919279Z",
            "ended": "2019-09-10T02:50:54.997134Z",
            "start_waiting": "2019-08-16T19:23:18.182147Z",
            "board_size": 9,
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            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
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            "ranked": true
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}