List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-name&page=3624
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=-name&page=3623",
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            "description": "NOS VEMOS EN 2DO!!",
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            "description": "If your rating goes outside of the rank restriction range before the tournament starts, you will be removed (unfortunately the site does not do this automatically, so I'll have to do it manually).\n\nNote that the time control does NOT pause on weekends.",
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                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
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            "name": "DDK.NL 🎃 Halloween 🎃 Tournament",
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            "description": "DDK Halloween Swiss tournament\nTake a chance of getting yourself a ranking if you don't have one!",
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            "description": "Hi all, to celebrate my birthday this big full handicap tournament open to all kyu levels.",
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