List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=first_pairing_method&page=13
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "毎月27日に開催される定例トーナメントです。これは第三十二回村瀬碁グループ定例トーナメントです。2021年5月27日に開始されます。\n\nA tournament that happens every month on the 27th. This is the 32nd tournament that starts on May 27th, 2021.",
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        {
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            "description": "Everyone is welcome 🍃🍃🍃",
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