List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-start_waiting&page=3836
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=-start_waiting&page=3835",
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                "summary": "Hello this is Our Go House 🔰🔰\n😃🙃😊👋 YEET",
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