List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5604
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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        {
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            "name": "Winter Olympic Games.McMahon 2022. (19x19) (№ 4)",
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            "description": "Welcome to the group stage!The tournament will start on January 1, 2022.",
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                "id": 7088,
                "name": "Группа для создания Турниров!!!",
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            "subsequent_pairing_method": "strength",
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        {
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            "name": "Malkovich log round robin DDK",
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                "username": "Peter K",
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                "name": "Malkovich group of Wulfenia",
                "summary": "Malkovich tournament launching place",
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                "admin_only_tournaments": false,
                "hide_details": false,
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