List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4503
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "各位亲们:\n    好!\n    本次比赛具体设定如图所示,恳请各位花点时间,在比赛前使用并体验该网站各种功能,保证比赛时能够熟练操作。如有任何疑问,建议或者需要帮助,请联系我.谢谢大家!\n重要提醒:必须在棋赛启动时保持在线,否则你会被取消资格!",
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            "description": "TESTING\nyou can join if you like but this is not the official one and just to test ok bye",
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            "description": "Qui veut apprendre avec moi ?",
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