List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5683
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome.  Make sure to join the Hangouts room, go-msn@ group for announcements!  Please send an *INTERNAL* email to the organizers to join.  We don't always notice OG",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-09-16T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 10,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-09-16T15:00:57.755129Z",
            "ended": "2020-10-09T18:27:14.985764Z",
            "start_waiting": "2020-09-16T15:00:57.254008Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-15.png",
            "player_count": 5,
            "ranked": true
        }
    ]
}