List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=exclusivity&page=412
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=exclusivity&page=411",
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            "name": "First Live Members Only Club Tournament!",
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            "description": "Please only sign up if you are definitely going to be able to play on the day. If you are not able to play please just withdraw from the Tournament before it starts to avoid inconveniencing other players.",
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