List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-min_ranking&page=564
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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                "username": "kirjla",
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            "description": "Anfänger",
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            "description": "Use as much josekies as you can! This time, no points will be added, but please show group spirit! :D\nGood luck!\nDOUBLE ELIMINATION, and the rest of the rules as per usual=)",
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                "id": 8562,
                "name": "World Wide Go Association (WWGA)",
                "summary": "This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!",
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        {
            "id": 57464,
            "name": "Fast Correspondence - 9x9 - Weekly Round Robin - 2020, #13",
            "director": {
                "id": 497519,
                "username": "Kosh-retired",
                "country": "_Lord_Howe_Island",
                "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro",
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            "description": "* ### ! Does NOT pause on the weekend !\n\n* ## This tournament is for players that don't use vacation.\n\n---\n\n- Just one round of simultaneous games. Chinese Rules/Scoring.\n\n- This is a '**FAST** Correspondence Tournament'. Please avoid delaying your games using the Vacation feature or Pause. Any participant using Vacation or Pause may be disqualified (and forfeit unfinished games) at the discretion of the Tournament Director.\n\n- Please make sure you understand the [**'Clock' settings**](https://github.com/online-go/online-go.com/wiki/Finding-(starting)-a-game#basic-time-controls-explained) before you join this tournament.  It typically takes 2-3 weeks to complete and you will need to log on and play at two well-spaced times most days to avoid losing by timeout.\n\n- If this suits you then, Bonne Partie....and please invite your friends. :)",
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                "summary": "Tournaments for people who like to play quick correspondence games.",
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        {
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            "name": "test bars mcmahon",
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            "description": "test bars mcmahon\nтестируем очки макмагона",
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                "summary": "Группа для игроков города Томска и области, а так же всех желающих регулярно взаимодействовать с нашим сообществом.",
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                "name": " Soliton𝛁",
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