List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=exclusivity&page=274
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "name": "Первый турнир",
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            "description": "Описание)",
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                "id": 1705,
                "name": "FamilyGameGroup",
                "summary": "",
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            "analysis_enabled": false,
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            "ended": "2017-08-11T19:24:43.698689Z",
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            "name": "Oster-Go-Treffen: Karsamstag-Live",
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                "username": "Wilhelm_BadenGo",
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            "description": "Um einen Preis zu gewinnen, muss man sich zusätzlich über die Website badengo.org anmelden. Mitspielen darf jeder ab 20. Kyu - eine Runde wird etwa 1-1,5 Stunden gehen. Die Runden folgen ohne Pause aufeinander.",
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            "title": null,
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            "ranked": true
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            "id": 96943,
            "name": "梁誠至 陳琛悠",
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                "username": "傳碁學園",
                "country": "un",
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                "ui_class": ""
            },
            "description": "梁誠至\n陳琛悠",
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            "title": null,
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                "time_control": "byoyomi",
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                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
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                "hide_details": true,
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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            "ranked": true
        },
        {
            "id": 26856,
            "name": "Mafiascum's Tournament Test #1",
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                "id": 189616,
                "username": "tn5421",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/e085243bdd6fe135bd1d268e61a232f3?s=64&d=retro",
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                },
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                "professional": false,
                "ui_class": ""
            },
            "description": "A test of the tournament system.\nInitial time given is 2 days per move, and you get 1 day per move played.  Weekends do not count.\nYou do not need to have played 5 games to participate, but you do need to be a member of the group.\nEvery player will play every other player, using 13x13 board and Japanese scoring rules.  No handicaps.\nAt this time no players ranked over 10kyu will be accepted.\n\nI am uncertain but you may need to be on this page when the timer runs down in order to participate.",
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            "title": null,
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            "handicap": 0,
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                "time_control": "fischer",
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                "max_time": 604800,
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                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
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                "id": 1577,
                "name": "Mafiascum Go Club",
                "summary": "Go players of mafiascum.net",
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                "is_public": false,
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                "hide_details": false,
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        },
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            "description": "キラキラリーグ内の【初心者~初級者向け】リーグ戦です。\n持ち時間は14日。\n2021年1月7日のリーグ開始時に参加されているメンバーでの総あたり戦になります。(レーティングによる自動ハンデ付き)\n\n全部のゲームが一斉に始まりますので、自分の手番になっている対局はどんどん着手していきましょう。",
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                "id": 7692,
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