List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-time_start&page=3721
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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        {
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            "name": "Fast Correspondence Unofficial Title Tournament 19x19 - 2020",
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                "username": "Kosh-retired",
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            "description": "and does **NOT** pause on the weekend.\n\n<body>\n  <h2 style=\"color:red\">Using vacation is grounds for immediate disqualification from this tournament.</h2>\n</body>\n\nObviously pausing games is also not allowed.\n\nOkay guys and gals, let's show those slowpokes how a tournament can go. :D",
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                "summary": "Tournaments for people who like to play quick correspondence games.",
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        {
            "id": 61741,
            "name": "Турнир для начинающих.",
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                "id": 776814,
                "username": "Korotrov 19",
                "country": "ua",
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            },
            "description": "Турнир для того чтобы люди начали понимать игру GO.",
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            "title": null,
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            },
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                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
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            "name": "OGS World Supreme Player sign up (Bracket S)",
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            },
            "description": "In addition to the Single Elimination, players will be sorted into 8 round-robin groups twice for the with those from the same contingent generally not playing each other.",
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                "name": "Continental and World Go Cups Group",
                "summary": "You want to become World Champion or a Continental champion? Join us :)",
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