List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=players_start&page=79
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=players_start&page=78",
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                "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n          In Your 💖 Go to Universes everywhere",
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            "id": 4389,
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                "id": 99,
                "name": "kids and teens Room",
                "summary": "where kids go to have fun and chat XD ",
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            "name": "The 21st Murase Go Group Tournament",
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            "name": "Tournament 11: 9x9 handicap",
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                "username": "林峻希",
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                "name": "friend group",
                "summary": "ONLY FOR MY FRIENDS! SO FRIEND ME NOW!",
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