List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-players_start&page=5845
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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            "description": "Everyone play against everyone at the same time.\n🐬Sofiam🐬 tries to get her 3000th trophy.",
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                "name": "Go friends 🐬",
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            "description": "A tournament that happens every month on 27th. This is the 7th tournament starts on February 27th, 2019.\n\n毎月27日に開催される定例トーナメントです。これは第七回村瀬碁グループ定例トーナメントです。2019年2月27日に開始されます。",
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            "description": "No hay maestro Sid :(\n\nPROHIBIDO EL PASO A TODA PERSONA QUE NO SEA DE ESTE GRUPO\nEN ESE CASO SERÁ EXPULSADO",
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            "description": "Anyone is welcome. happy blitzing!",
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        {
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