List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=531
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=530",
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                "username": "El_mumitos",
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            "description": "amino asidos son malos para la clava de zidane",
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            "rules": "japanese",
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                "id": 4841,
                "name": "PIPIOLO GO 2022🏆",
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                "id": 818383,
                "username": "SubToMixzory",
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            },
            "description": "YAH!!!!!!!! IT\"S THE END OF THE EXAM\nLETS HAVE A TOURNAMENT TO CELEBRATE IT",
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                "id": 3852,
                "name": "Hong Kong ",
                "summary": "First priority : HK people join plz                                                                     \nThis group welcomes everyone, but only if you don't be rude.",
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        {
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            "name": "rrrrrrrrrrrrrrr",
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        {
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            "name": "tttttttttttt",
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        {
            "id": 96623,
            "name": ".................................",
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