List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=60
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=max_ranking&page=59",
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            "description": "A 13x13 tournament for 20k players and lower\n\n<hr/>\n\nJoin the group for more cat tournaments ^__^",
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            "id": 58267,
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            "description": "This is a 9x9 Knockout Tournament for beginners.",
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            "description": "Small even stakes tourny for our group",
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            "id": 61017,
            "name": "pls join",
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            "description": "For NOOBS LIKE Me XD",
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        {
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