List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-min_ranking&page=7
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=6",
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            "description": "Since there is a new rating system, it’s time to play more games and get your rank sorted out. I’m setting up three tournaments for each playing level. Have fun everyone!",
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                "id": 343,
                "name": "Global Go Club",
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            "description": "This tournament is only for Dan Players, I mean no form of discrimination, this is just a chance for several Dan Players to improve and meet new people. Have fun.",
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                "name": "World Wide Go Association (WWGA)",
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            "name": "9x9 Dan tournament #1",
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            "description": "Have fun! More details at https://online-go.com/group/10855",
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                "summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.",
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            "name": "july tournament",
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                "username": "not lost",
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            "description": "join and boost your skill by playing against any kind of opponent",
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            "description": "Enjoy!",
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