List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=403
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58997,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=404",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=402",
    "results": [
        {
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                "name": "Joyoushq",
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                "admin_only_tournaments": false,
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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        },
        {
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                "id": 874208,
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                },
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                "id": 7692,
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                "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"
            },
            "auto_start_on_max": false,
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        {
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            "name": "8 -> 廖卓言 9 -> 居芷琪",
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                "id": 818416,
                "username": "傳碁學園",
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            "description": "8 -> 廖卓言\n9 -> 居芷琪",
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                "name": "傳碁 C班",
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            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
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        },
        {
            "id": 80923,
            "name": "Manual pairing 15 min Tournament",
            "director": {
                "id": 1044601,
                "username": "senseihk",
                "country": "un",
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            "description": "Manual pairing 15 min",
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            "group": {
                "id": 10177,
                "name": "SGA-Tournament",
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            "time_start": "2021-10-04T11:20:00Z",
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            "name": "有段リーグ(初段以上)",
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                "username": "AYAMI.S",
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