List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=exclusivity&page=286
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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        {
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            "name": "FSTS Qualify Tournament #1",
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            "description": "If you want to know your level - join this tournament. Details here: https://forums.online-go.com/t/fsts-qualify-series/3031",
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