List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=4210
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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        {
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            "description": "This is another friendly tournament, result is NOT important.",
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        },
        {
            "id": 63918,
            "name": "uh tournament",
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                "id": 787818,
                "username": "Ernie Ip",
                "country": "hk",
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                },
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            },
            "description": "uh, just go uh",
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            },
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            "group": {
                "id": 5925,
                "name": "Group for GO",
                "summary": "Don't have a group? No problem, just join this group!",
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            "description": "級位リーグ参加希望の方は、このページのチャット欄に参加希望旨と棋力をご記載くださいm(..)m\n\n棋力に応じて参加者間で対局申請していただく形になります。(このページは大会参加希望者を募るためのみに利用し、実際の対局は、参加者間の対局申請により開始します。詳細は後日案内します。)\n\nなお、人数が多い場合は、棋力によりリーグを分割します(1リーグ8名程度目安)。",
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                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
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        {
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            "name": "19 ხაზიანზე სავარჯიშო ტურნირი",
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                "username": "დათო",
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                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
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                "summary": "Tokyo Go Players Meet Together!",
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        {
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            "description": "Fast correspondence tournament, human/bot are welcome.\n\nGame result is NOT important.\n\nThis is running for debug & test.",
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                "summary": "Play with bots",
                "require_invitation": false,
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                "ui_class": ""
            },
            "description": "No analysis. Counting is good for you.\n\nEnjoy!",
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            "description": "No analysis. Counting is good for you.\n\nEnjoy!",
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