List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=rules&page=21
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "Come join and play this christmas Go. Enjoy and, more importantly, have fun. Enjoy.",
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            "description": "This will probably start around New years day. Start with 3 days and increment by 1 day per move. max time 2 weeks. 19x19",
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