List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5500
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5499",
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            "id": 83281,
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            "name": "Surrounding game",
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            "description": "This is a tournament.",
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                "id": 25,
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                "id": 21742,
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                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "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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                "is_public": false,
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        {
            "id": 101427,
            "name": "CHEERFUL GO #5 Single Elimination",
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                "username": "nobhaete",
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                "id": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
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            "name": "Spee, die schlaue Art zu waschen",
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            "description": "Die 2. Runde - 28.03.2018",
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            "description": "Have fun!\nAlso here is a video of a squirrel run https://youtu.be/hFZFjoX2cGg",
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        {
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            "name": "king of go",
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