List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=5501
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "<p> <big>Make your brain Strenuous exercise when you play weiqi !!!</big></p>",
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}